Letter to the Editor
Navigating health challenges: Singapore’s National University Health System’s approach to child and family well-being
Dear Editor,
Singapore’s progressive commitment to addressing child and family well-being is anchored in its forward-thinking public health agenda. Recognising that long-term population health outcomes are shaped by early-life interventions, Singapore has directed increasing attention towards addressing complex health challenges that emerge during childhood and across the family unit. These...
Original Article
Prevalence of complexity in primary care and its associated factors: A Singapore experience
As Singapore’s population ages, the incidence of non-communicable chronic diseases will rise in tandem.1 There exists a subset of individuals, oftentimes elderly with multiple chronic conditions, whose care needs are particularly complex.2 While there is no universal definition of a person with complex needs, these individuals have been found...
Letter to the Editor
Exploring the perspectives of child health strategy stakeholders on resilience and well-being in children and youths in Singapore: A qualitative study
Dear Editor,
Resilience has been defined as the capacity of a dynamic system to adapt well to potential threats,1 while mitigating the negative impact of behavioural and physiological changes due to chronic stress,2 and the resumption of positive functioning thereafter.3 Resilience enables one to adapt positively to adversities in life...
Letter to the Editor
Enhancing care in nursing homes: Qualitative insights from the ENHANCE programme
Dear Editor,
Empower Nursing Homes And improve staNdards of CarE (ENHANCE) was a pilot programme introduced by Sengkang General Hospital to address the challenges faced by Singapore’s ageing population. With nearly 1 in 4 Singaporeans projected to be aged 65 years and above by 2030, the demand for effective long-term...
Editorial
Journey towards a smoke-free nation
“A journey of a thousand miles begins with a single step.” Singapore’s journey towards a smoke-free society started early in the 1970s when legislations were introduced to restrict smoking in certain public spaces and ban tobacco advertising.1 The National Smoking Control Programme was launched in 1986 with important objectives...
Original Article
Factors influencing smoking cessation: Insights from Singapore’s nationwide health and lifestyle survey
The global prevalence of smoking has declined over the years. According to authors utilising data from the Global Burden of Disease, Injuries, and Risk Factors Study, from 1990 to 2020, the number of male smokers fell by 27.2%, whereas female smokers fell by 37.9%.1 Moreover, the decline in smoking...
Letter to the Editor
Automated Cobb angle measurement in scoliosis radiographs: A deep learning approach for screening
Dear Editor,
Adolescent idiopathic scoliosis is the most common paediatric spinal deformity, impacting 1 in 300 children.1 In Singapore and other countries, national screening programmes have been established to detect scoliosis early, with the aim of using bracing to prevent progression to moderate or severe scoliosis, which may require surgical...
Letter to the Editor
Facing death alone: An exploration of terminally ill individuals living alone in palliative care
Dear Editor,
Home palliative care clinicians provide end-of-life care for patients from diverse social and economic backgrounds. They include patients who live alone—a single-person household.1 Auon et al. found that 7–12% of patients under palliative care lived alone for more than a year.3 Demographic trends increasingly highlight this group to...
Original Article
Predictors of early removal of intragastric balloon due to intolerance: Insights from a multiethnic Asian cohort
Obesity, affecting over 2.1 billion people globally, is an escalating health crisis with serious economic consequences.1 It is associated with multiple comorbidities including type 2 diabetes mellitus (T2DM), hypertension, coronary artery disease, stroke, sleep apnea, osteoarthritis and even certain cancers.2 In the US alone, USD190 billion per year is...
Original Article
Mental wellness and health-related quality of life of young adult survivors of childhood cancer in Singapore
Advancements in technology and cancer treatments have improved childhood cancer survival rates, with up to 85% surviving 5 years or more.1 The Malaysia-Singapore Leukaemia Study Group reported an improvement in overall 5-year survival for the past 20 years in Singapore, from 69% to 91% for acute lymphoblastic leukaemia, which...
Letter to the Editor
Evolving landscape of sports injuries and recommendations on injury preventions: A retrospective analysis in Singapore
Dear Editor,
Sports have become increasingly integral to the daily lives of Singaporeans. According to the National Sport and Exercise Participation Survey, the percentage of Singaporeans exercising weekly rose from 54% in 2015 to 73% in 2023.1 While this surge in sports activities brings numerous health benefits, it also results...
Editorial
How close are we from achieving demographic diversity in clinical trials? Insights from Singapore
Clinical trials are essential for assessing the efficacy and safety of new therapies. Because different patient subgroups may respond variably to treatments, it is important to emphasise diversity among participants. This approach ensures that the trial population accurately reflects the patients who will use the medication in real-world settings...
Editorial
The alcohol flushing syndrome: A risk factor for cancer
Globally, alcohol consumption is responsible for an estimated 3 million deaths annually and contributes to over 740,000 new cancer cases each year.1 Acetaldehyde, a byproduct of alcohol metabolism, has been designated as first-class carcinogens by the International Agency for Research on Cancer.2 In East Asian countries such as China,...
Original Article
Screen time and social-emotional skills in preschoolers with developmental, behavioural or emotional issues in Singapore
Preschool children, particularly those with developmental, behavioural or emotional (DBE) issues, are highly vulnerable to the negative effects of excessive screen viewing time (SVT) on their social and emotional development.1,2 Singapore, an island nation with a declining birth rate,3 places significant emphasis on human potential, particularly the social and...
Editorial
Evaluating the effectiveness of cervical cancer screening and prevention in Singapore
Cervical cancer is the fourth most common cancer in women globally, with approximately 660,000 new cases and 350,000 deaths reported in 2022.1 In Singapore, it ranks as the 11th most common cancer among women and the 5th most frequent cancer among young women aged 15–44 years, with 309 new...
Letter to the Editor
Seroprevalence of cytomegalovirus over the last 2 decades (2001–2020): A retrospective data analysis from a single laboratory in Singapore
Dear Editor,
Cytomegalovirus (CMV) is ubiquitous and infects human of all ages, where it remains latent after primary infection and can reactivate upon various triggers.1 Reactivated CMV may cause complications and end organ damages in immunocompromised hosts, leading to increased morbidity and mortality.2 In addition, the presence of actively replicating...
Editorial
Illicit drug consumption in Singapore: Where are we in the fight against drugs?
Illicit drug consumption is associated with significant negative health, financial and social consequences. Yet, illicit drug consumption remains highly prevalent and continues to be a growing problem worldwide. In 2021, 1 in 17 people aged 15–64 in the world had used a drug in the past 12 months. Notwithstanding...
Letter to the Editor
HLA-B*5801 testing: Is it time to consider mandatory testing prior to prescribing allopurinol in Singapore?
Dear Editor,
Stevens-Johnsons Syndrome (SJS) and Toxic Epidermal Necrolysis (TEN) are severe, life- threatening mucocutaneous reactions that most commonly occur as drug-related reactions.1 In recent years, several risk factors for the develop- ment of SJS/TEN, such as genetic factors, have been identified. Notably, carriers of the HLA-B*5801 and HLA-B*1502 alleles ...
Commentary
Call for a Singapore National Action Plan for Sepsis (SNAPS): Stop sepsis, save lives
Sepsis is a life-threatening organ dysfunction syndrome caused by a dysregulated host response to an infection.1 It affects up to 48.9 million people globally every year and causes 11 million sepsis-related deaths, accounting for 1 in every 5 deaths worldwide.2 The huge disease burden leads to significant consumption of...
Commentary
Value the patient as a person: Answering the call for a person-centred model of care
There has been a change in patients’ attitudes towards healthcare professionals in recent decades, coupled with an increasingly evident shift in the care paradigm. In 2015, the World Health Organization released a framework of care that recommends healthcare professionals consciously consider the perspectives of individuals, carers, families and communities....
Commentary
Singapore’s experience in managing the COVID-19 pandemic: Key lessons from the ground
In the early days of the pandemic when information on COVID-19 infection was lacking, all COVID-19 positive patients were admitted into acute hospitals for isolation and monitoring. With the exponential increase in the number of infections, COVID-19 Treatment Facilities (CTFs) were set up to help hospitals manage in-patient loads....
Commentary
Transforming radiology to support population health
The recent launch of Healthier SG—a national initiative by Singapore’s Ministry of Health (MOH) focusing on preventive health—will have far-reaching effects on the delivery of health services in Singapore.1 Part of it involves a shift away from tertiary hospital-based to community-based care, to improve diagnostic imaging services in the...
Editorial
Perinatal mental health in Singapore: Implementation opportunities and relevance of gender-carer roles in screening
In this issue of the Annals, the consensus statement on perinatal mental health by Chen et al. covers the handling of depression and anxiety symptoms in pregnancy, childbirth and the postnatal period.1 The guidelines were developed by a workgroup involving experts in perinatal mental health and obstetrics using a...
Letter to the Editor
Evaluation on the adoption of eHealth App for electronic health record sharing system in Hong Kong
Dear Editor,
In Hong Kong, the eHealth App was launched in January 2021, as part of Stage Two development of the Electronic Health Record Sharing System. It provides the healthcare recipients, that is, those who have registered in the system, a series of functions to manage their health, such as...
Letter to the Editor
Managing and preventing severe hand injuries among sugarcane juicer operators
Dear Editor,
Of all hand injuries encountered at an emergency department, 54% are sustained in the workplace,1 in part contributed by occupational injuries among food and beverage operators that caused a loss of 16,197 man-hours in 2021 alone.2 Commonplace in Singapore and in parts of South and Southeast Asia is...
Editorial
Impact of pre-existing depression on severe COVID-19 outcomes
The outbreak of the COVID-19 virus in 2019 had rapidly developed into a global pandemic, causing more than 6.8 million deaths and impacting the lives of billions of individuals around the world.1 Public healthcare around the work have mainly focused on the clinical manifestations and treatment of the deadly...
Commentary
Leveraging ChatGPT to aid patient education on coronary angiogram
Natural-language artificial intelligence (AI) is a promising technological advancement poised to revolutionise the delivery of healthcare.1 Traditionally, inclusion of technology in the augmentation of healthcare communication comprised the use of chatbots, which is limited by a predetermined set of queries and matched answers.2 However, natural-language AI models prompt a...
Letter to the Editor
Preferences for oral anticoagulant medications for managing atrial fibrillation
Dear Editor,
Stroke prevention in patients with atrial fibrillation (AF) using anticoagulants involves weighing the benefits of reduced ischemic stroke1,2 against the elevated risks of serious bleeding events.3 Warfarin and direct oral anticoagulants (DOACs) are the available oral anticoagulants for this indication. We developed a discrete choice experiment (DCE) survey4...
Original Article
Evaluation of a return to work coordination programme for injured workers in a public hospital in Singapore
Workers who have sustained an injury at work often face difficulties returning to work, according to a study showing that over 40% of injured workers in Singapore experienced increased lethargy at work and that about 40% had difficulties in performing work at pre-injury standards.1 One in 4 workers also felt...
Editorial
Proactive steps to population health: Starting early, starting right
The global burden of non-communicable diseases is rising, with continued projected increases in the prevalence of metabolic syndrome (MetS) in the future. This epidemic, albeit of a metabolic nature, poses broad socioeconomic and healthcare burdens worldwide. Population health improvement and optimisation of healthcare are important to addressing these burdens....
Original Article
Risk and protective factors of mental health during the COVID-19 pandemic: A cross-sectional study in Singapore
The COVID-19 pandemic has significantly impacted people’s well-being globally.1 Individuals faced several stressors during the pandemic, including fear of contracting the disease, experiencing severe symptoms of COVID-19, losing loved ones to the disease, financial insecurity, and social isolation. Furthermore, children and youths experienced disruption to their usual routine such...
Commentary
Artificial intelligence innovation in healthcare: Relevance of reporting guidelines for clinical translation from bench to bedside
Artificial intelligence (AI) and digital innovation have revolutionised many sectors and industries, prominently including healthcare during the coronavirus disease 2019 (COVID-19) pandemic.1 For example, deep learning, which is a subset of the state-of-the-art machine learning techniques, has shown robust performance in image recognition, speech recognition and natural language processing.2...
Original Article
Benefits of leisure-related physical activity and association between sedentary time and risk for hypertension and type 2 diabetes
Diabetes mellitus and hypertension are serious public health issues. Approximately 451 million individuals worldwide aged 18–99 years were living with diabetes in 2017, and this number is expected to increase to 693 million by 2045.1 More than 90% of all diabetes cases were type 2 diabetes mellitus (T2DM).2 For...
Editorial
Promoting physical activity for population health
The chronic disease burden has risen globally. In Singapore, between 2007 and 2021, the crude prevalence of hyperlipidaemia (8.2–13.9%), hypertension (12.7–15.7%) and diabetes (4.9–6.9%) has increased.1 Based on the Global Burden of Disease Study (2019), lack of physical activity and other modifiable risk factors contribute 35% of the disability-adjusted...
Original Article
Factors associated with deep infiltrating endometriosis, adenomyosis and ovarian endometrioma
Endometriosis is a chronic inflammatory gynaecologic disease marked by the presence of endometrial-like tissue outside the uterus.1 Debilitating chronic pelvic pain, dysmenorrhoea, and subfertility in women of reproductive age are commonly associated with endometriosis. The disease is estimated to affect about 1 in every 10 women of reproductive age,...
Original Article
Concordance of self-reporting of diabetes compared with medical records: A comparative study using polyclinic data in Singapore
Approximately 422 million people worldwide have diabetes and 1.6 million deaths are attributed to diabetes each year,1 contributing to high economic costs worldwide. Diabetes education and awareness of the disease contribute significantly to minimising complications and reducing morbidity and mortality.2 In addition, there is also a strong impetus to...
Editorial
Diabetes: Know thy foe
During the COVID-19 pandemic in 2022, Singapore’s Minister for Health Ong Ye Kung mentioned, “After the COVID-19 pandemic has passed, we need to tackle a far more challenging pandemic—which is longer-term chronic illness, and diabetes is a major one.”1
Truly, in the past decade, there has been an invisible global...
Review Article
Combating a resurgence of poliomyelitis through public health surveillance and vaccination
Singapore was certified poliomyelitis (polio)-free by the World Health Organization (WHO) on 29 October 2000, together with 36 other countries in the Western Pacific Region.1 Prior to certification, there were multiple outbreaks in 1958, 1960 and 1963 with 415, 196 and 74 paralytic polio cases, respectively.2-4 The nationwide immunisation...
Original Article
Clinical efficacy and long-term immunogenicity of an early triple dose regimen of SARS-CoV-2 mRNA vaccination in cancer patients
The spread of the SARS-CoV-2 virus has led to the ongoing worldwide COVID-19 pandemic. Initial studies have reported an increased vulnerability of patients with solid and haematological malignancies to SARS-CoV-2 infections.1,2 Global efforts to combat SARS-CoV-2 led to the unprecedented rapid development of multiple vaccines, with reported efficacies of...
Editorial
Early COVID-19 booster is beneficial in cancer patients
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection and its corresponding coronavirus disease (COVID-19) was first reported as a cluster of pneumonia cases in Wuhan, China, on 31 December 20191 and led to an unprecedented pandemic in modern times. It quickly overwhelmed healthcare systems around the world, and rendered...
Editorial
Vaccination and surveillance: Two basic tools for a final poliomyelitis eradication
Over the past 3 decades, the Global Polio Eradication Initiative (GPEI) has strived to achieve a poliomyelitis (polio)-free world. Wild poliovirus (WPV) types 2 and 3 were eradicated in 2015 and 2019, respectively. The World Health Organization (WHO) South-East Asia Region was declared free of poliovirus in 2014, and...
Commentary
Meeting today’s healthcare needs: Medicine at the interface
The demographic of Singapore has undergone dramatic changes. Historically, younger patients with communicable diseases predominated; however, patients are now older with chronic multimorbidity and functional impairment. This demographic shift challenges existing health and social care systems in Singapore, which must pivot to meet the changing need. The consequences of...
Letter to the Editor
A strategy to make COVID-19 vaccination more accessible to the elderly
Dear Editor,
Singapore embarked on the COVID-19 National Vaccination Programme in early 2021. The main modality employed to achieve the mass vaccinations has been the Vaccination Centres (VCs). These are dedicated facilities created with the sole purpose of providing the public with safe and convenient access to vaccination services.
While the...
Letter to the Editor
Prevalence of perceived weight-based stigmatisation in a multiethnic Asian population
Dear Editor,
People with obesity contend with obesity-related stigmas, in addition to health complications.1 In contrast to the West, literature documenting the prevalence of such stigmas in Asia is sparse. We report the prevalence of perceived weight-based stigmatisation in Singapore.
An anonymised questionnaire was administered to 101 consecutive patients presenting to...
Original Article
Cost analysis of a Patient-Centred Medical Home for community-dwelling older adults with complex needs in Singapore
The Patient-Centred Medical Home (PCMH) is a model of chronic care that replaces episodic primary care, with the delivery of primary care to patients, families and communities. It is guided by the principles of first-contact accessibility, comprehensiveness and whole-person orientation, integration and care coordination, sustained clinician-patient relationships, and quality...
Editorial
From Astana to Singapore: Primary Health Care is key to the long-term success of Singapore’s health system
The Ministry of Health, Singapore (MOH) has launched a wide-ranging and ambitious initiative for a life-course approach to drive the population’s health.1 This approach aims at ensuring the sustainability of the healthcare system. Crucially, it also embodies core principles of the health systems orientation that have long been advocated...
Editorial
Frequent attenders to multiple emergency departments in Singapore
The problem of overcrowding, of which access block is one of the main causes, continues to plague emergency departments (EDs) worldwide.1 Some of its negative effects include adverse impact on patient safety, medical errors and staff burnout. In addition, high volume of patients waiting to be seen (ED input)...
Original Article
Treating acutely ill patients at home: Data from Singapore
Inpatient hospitalisation is the conventional strategy to care for acutely ill patients. However, demand for hospital beds and clinical manpower is escalating as populations age, and hospitals are expensive to build and run.1 There is increasing recognition of the risk of hospitalisation from potent nosocomial infections2,3 (exacerbated by the...
Letter to the Editor
Attitude towards screening for congenital cytomegalovirus infection in newborns in Singapore
Dear Editor,
Cytomegalovirus (CMV) infection is the most common congenital infection.1 A systematic review that included 77 studies from 36 countries reported that the overall prevalence of CMV was 0.67% in their newborn population.1 Among newborns with CMV, it was estimated that 15–20% will suffer from potentially deleterious effects including...
Commentary
COVID-19 vaccination acceptance of healthcare workers in Singapore
The Coronavirus disease 2019 (COVID-19) pandemic resulted in 511.0 million cases of confirmed SARS-CoV-2 infection and almost 6.2 million deaths globally as of end April 2022.1 With the introduction of vaccines that are effective in reducing severe COVID-19 illnesses and deaths, Singapore had since pivoted from a COVID-19 elimination...
Commentary
The Lancet Commission on diagnostics: What it means for Singapore
Effective healthcare systems depend on a functioning healthcare value chain—defined as a care cascade comprising screening, diagnosis, treatment and follow-up. The tremendous heterogeneity and global disparity regarding this healthcare value chain has been one of the fundamental problems with prioritised urgency since the United Nation’s Millennium Development Goals were...
Original Article
Diagnosis and management of polycystic ovary syndrome: Perspectives of clinicians in Singapore
Polycystic ovary syndrome (PCOS) is a common endocrine disorder estimated to affect 4–21% of women, depending on the diagnostic criteria used.1 Clinical manifestations of the syndrome are varied, and multiple parameters are needed for its diagnosis.2,3 This complicates the diagnosis of PCOS and may cause patient dissatisfaction arising from delayed...
Original Article
A Randomized Trial of the Use of Print Material and Personal Contact to Improve Mammography Uptake Among Screening Non-attenders in Singapore
Breast cancer is the most common cancer among females in Singapore. Although lower than incidence rates in North America and the United Kingdom the incidence of breast cancer here has doubled from 20 to 38.8 per 100,000 women per year over the past 2 decades, and the disease is...
Original Article
Risk Factors for Predicting Mortality in a Paediatric Intensive Care Unit
Following the rapid advances in medical therapy and critical care technology over the past 30 years, coupled with the spiralling cost of medical care, outcome analysis including mortality risk prediction has become a challenge for the modern day intensivists. During the early 90s, the focus has shifted from the...
Original Article
Serum Selenium in the General Population of Singapore, 1993 to 1995
The current disease pattern in Singapore (an island state of 3.3 million people composed of 76% Chinese, 14% Malays, 7% Asian Indians and 3% Others) is dominated by non-communicable diseases. There have been increasing trends, though with recent declines, for coronary heart disease (CHD) and cerebrovascular disease, with cancer...
Original Article
Serum Ferritin and Iron Status in the General Population of Singapore, 1993 to 1995
Iron, a dietary constituent, is an essential element. Body iron stores can be measured by haemoglobin, serum ferritin, transferrin saturation, and erythrocyte protoporphyrin.
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Original Article
Infections in Acute Lymphoblastic Leukaemia
Children undergoing chemotherapy for cancer are especially vulnerable to infection because of immunosuppression related to their underlying illness, the effects of chemotherapy and radiotherapy. Empiric antimicrobial chemotherapy is the mainstay of therapy for febrile neutropenic episodes pending the culture results.
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Original Article
Childhood Leukaemia: Towards an Integrated Psychosocial Intervention Programme in Singapore
In the last two decades there has been a surge of interest concerning the psychosocial correlates of life-threatening illnesses. Research in this area has focused especially on cancer and the possible link between immunology and psychological factors.
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Original Article
Epidemiological Surveillance of Melioidosis in Singapore
Melioidosis was first described in 1911 among vagrants and morphine addicts brought into the mortuary in Rangoon, Burma. However, the disease received little attention until the Vietnam War when French and US military personnel were affected by it.
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Original Article
Caudal Morphine in Paediatric Patients: A Comparison of Two Different Doses in Children after Major Urogenital Surgery
The use of caudal preservative-free morphine for postoperative analgesia in children has gained popularity since it was first described by Jensen. Several studies have reviewed its use for inguinal and genital surgery in children.
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Original Article
A Retrospective Study of Infants with Severe Persistent Pulmonary Hypertension (PPHN) Managed without Extracorporeal Membrane Oxygenation (ECMO)
Persistent pulmonary hypertension (PPHN) is an important cause of neonatal mortality amongst infants who are of term or post-term gestation. The most severely ill of these infants would meet the criteria for the use of extracorporeal membrane oxygenation (ECMO).
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Original Article
Five Paediatric Case Reports of the Use of Adenosine in Supraventricular Tachycardia
Adenosine has been shown to be effective in terminating supraventricular tachycardia in adults and children. However, the use of adenosine has not been previously studied in Singapore children; hence we report our experience with the use of adenosine for the treatment and diagnosis of supraventricular tachycardia in children over...
Original Article
Use of Central Venous Lines in Paediatrics—A Local Experience
Peripheral access by venous cut down, once popular in the 1950s and 1960s, has almost become obsolete with the introduction of the Seldinger technique for percutaneous insertion of central venous lines. In 1973, Shaw invented a technique of cannulating peripheral veins with silastic catheters, as an alternative approach to...
Original Article
Survey of Aerobic Bacterial Infections in Paediatric Surgical Intensive Care Unit Patients
Data on infections in paediatric surgical patients are few in the literature. Although there are many studies on infection in adult surgical and paediatric medical patients, paediatric surgical patients are a special group in their spectrum of diseases and treatment requirements.
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Original Article
Population-based Mammographic Screening in Singapore: What are Participants’ Views?
Breast cancer is the most common cancer among women in Singapore and has been increasing in incidence since 1968. This rise is particularly marked among younger women, suggesting that the increase will take place at an even faster rate in future.
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Original Article
Parainfluenza Type 3 Viral Outbreak in a Neonatal Nursery
Parainfluenza viruses are relatively large RNA paramyxoviruses. Four serologic types cause disease in humans.
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Others
T Wave Alternans and Acute Rheumatic Myocarditis: A Case Report
T wave alternans, an electrical cardiac alternans in which there is a beat-to-beat variation in the amplitude, shape or the polarity of the T wave during sinus rhythm without any changes in the QRS complex, is an uncommonly recorded rhythm. We report here an unusual case of T wave...
Others
The Future of Medicine from the Standpoint of the Practising Paediatrician
From the time of recorded history of medicine, the doctor whether he be the ancient healer or the modern medical practitioner, the doctor had practised the art and science, on the basis of curing the patient when he has an illness. The doctor is sought out when the patient...
Others
Hepatopulmonary Syndrome: A Rare Complication of Chronic Liver Disease in Children
Children with chronic liver disorders may present with dysfunction of other organ systems. Encephalopathy, gastrointestinal bleeding, failure to thrive and impaired renal function are some such findings in these children1 Mild to moderate hypoxaemia is also well described in children with chronic liver disease.
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Original Article
Bidirectional Cavopulmonary Anastomosis
Children with complex congenital heart disease and a functional single ventricle may not be ideal candidates for a Fontan procedure. A staged approach to Fontan’s operation has been undertaken in an effort to reduce the volume load of a single ventricle as early as possible and to minimise the...
Original Article
Retinopathy of Prematurity in Very Low Birth Weight Infants
Retinopathy of prematurity (ROP), which could lead to visual impairment and blindness, is a recognised serious morbidity amongst surviving premature infants. The inverse relationship between the risk of this disease with birth weight and gestational age had been well-documented, in particular, in infants with birth weight ≤1500 g (very...
Others
Echocardiographic Features and Management of Neonatal Ductal Aneurysm
Previously thought to be a rare condition, aneurysms of the ductus arteriosus have been increasingly reported in the medical literature over the past few years. It has been noted as an incidental finding in autopsy, echocardiography and angiography, but can present with symptoms of cough, dyspnoea, hoarseness of voice...
Original Article
Transaminitis in Duchenne’s Muscular Dystrophy
Raised aminotransferase levels, especially that of alanine transaminase (ALT), have been traditionally attributed to liver pathology rather than to muscle disorders. However, raised alanine and aspartate transaminase (AST) levels have been found in patients with muscle diseases such as Duchenne’s and Becker’s muscular dystrophy, myotonic dystrophy and the inflammatory...
Others
Twenty-four hour, Non-invasive, Neonatal Chromosome Analysis—Application in a Case of Mixed Gonadal Dysgenesis
Chromosome analysis in neonates requires venisection and this is sometimes both difficult and distressing. In addition, results can at best take 3 days but longer if the initial 48-h culturing period proves unsuccessful.
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Others
Sandhoff Disease—A Case Report of 3 Siblings and a Review of Potential Therapies
Sandhoff disease is a rare inborn error of metabolism characterised by the absence of both β-hexosaminidase A and B, resulting in an accumulation of G<sub>M2</sub> gangliosides, particularly in the neuronal cells. The infantile form, similar to Tay Sach’s disease, may present in the first year of life with an...
Others
A Case Report on the Perinatal Management of a 30-week Preterm Baby with Congenital Complete Heart Block
The association between congenital complete heart block (CHB) and maternal autoimmune disorders has been described for many years. Maternal systemic lupus erythematosus (SLE) is the commonest of these disorders, and a leading cause of heart block in newborns.
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Others
Minimal Change Nephrotic Syndrome—A Complex Genetic Disorder
Minimal change nephrotic syndrome (MCNS) is the most common cause of childhood nephrotic syndrome. It is characterised by the presence of gross proteinuria, hypoalbuminaemia, oedema and hyperlipidaemia.
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Others
Cardiovascular Disease: Genes and Public Health
The excitement surrounding the Human Genome Project and its impending completion has raised expectations of the possibilities for genetics in common disease. It is assumed that the identification of mutations that confer susceptibility will provide the basis for new means of detection, prevention and treatment.
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Others
Candida Arthritis in a Premature Infant Treated Successfully with Oral Fluconazole for Six Months
Candida arthritis in premature infants is regarded as a rare condition. The largest published series of 8 cases from one institution was from Bombay, India.
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Original Article
DNA Testing for Fragile X Syndrome in 255 Males from Special Schools in Singapore
Fragile X syndrome is the most common inherited cause of mental retardation, affecting approximately 1 in 1250 males and 1 in 2500 females. It is associated with a cytogenetically visible fragile site in Xq27.3, termed FRAXA, which results from the unstable expansion of a trinucleotide (CGG)n repeat sequence in...
Original Article
Initial Experience of Radiofrequency Catheter Ablation of Supraventricular Tachycardia in Paediatric Patients
Paroxysmal supraventricular tachycardia (SVT) is well-recognised as one of the commonest rhythm disorders in children. There may be few symptoms, but many experience palpitations, or some other less specific complaints such as nausea, pallor and sweatiness.
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Original Article
Diagnosing and Prognosticating Acute Meningitis in Young Infants within 24 Hours of Admission
Meningitis is an important cause of fever in young infants (infants 90 days old or younger). Most cases of meningitis are acute meningitis which present with a short history of symptoms and are caused by either bacteria (acute bacterial meningitis, ABM) or viruses (acute aseptic meningitis, AAM).
This article is...
Original Article
Body Mass Index and Its Related Factors in the Elderly
Cardiovascular disease is one of the leading causes of mortality and morbidity in developed countries, especially among the elderly. In Taiwan, cardiovascular disease is the third leading cause of death after neoplasm and cerebrovascular disease.
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Original Article
Body Mass Index Profile in Hong Kong Chinese Adults
Obesity is considered a chronic disease and not just a social stigma due to the associated morbidity and early mortality. Obesity has now become an epidemic with increasing prevalence in most parts of the world.
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Others
Book Review
The above is a textbook of medicine written by Singapore doctors and published in Singapore. It is difficult not to be over-enthusiastic about it as there are so few books of medicine written and published in Singapore.
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Review Article
Enteral Nutrition of the Very Low Birth Weight (VLBW) Infant
Optimal nutrition is critical in the management of the preterm infant. The fetus in utero receives continuous intravenous nutrition that is interrupted when prematurely delivered.
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Original Article
A Case Series of Six Children with Primary Pulmonary Hypertension
Pulmonary arterial hypertension (PAH) is an uncommon but serious and debilitating disorder seen in children and adults. By definition, it is an elevation of the pressure in the pulmonary artery to above a mean of 25 mmHg at rest, or 30 mmHg during exercise.
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Others
2nd Chapter of Paediatricians Lecture: The Future of Paediatrics in Singapore
When I was first invited to give this 2nd Chapter of Paediatricians Lecture by the Chapter, my obvious answer was no. I could think of quite a few other paediatricians more qualified and appropriate as speakers and hoped that my emphatic no would work.
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Others
Liver Transplantation in a Child With Severe Hypercholesterolaemia in Alagille Syndrome
Alagille syndrome (AS) or arteriohepatic dysplasia is a genetic disorder transmitted in an autosomal dominant inheritance. The chromosomal abnormality has been identified to the short arm of chromosome 20.
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Original Article
The Use of Vigabatrin in Infantile Spasms in Asian Children
Infantile spasms are a form of age-dependent myoclonic epilepsy that is difficult to control. Agents such as adrenocorticotrophic hormone (ACTH) and prednisolone have been used as first-line therapy, but are associated with major side effects.
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Review Article
Evidence-based Health Promotion: Applying it in Practice
There has been a growing interest in health promotion among health professionals and policy makers in Singapore. This is partly in response to the rising trend of chronic diseases and the finding that many of these diseases are lifestyle related and amenable to change.
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Others
Subdural Block—From a Spinal? A Case Report
There have been multiple reports of accidental subdural blocks published in the last 20 years. Majority of these have been the result of an epidural gone astray, and the lowest reported volume of local anaesthetic used was 3.5 mL.
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Original Article
Paediatric Extracranial Germ Cell Tumours: A Retrospective Review
Germ cell tumours (GCTs) in children account for 2% to 3% of childhood malignancies. They arise from primordial germ cells and constitute a heterogeneous group of tumours.
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Original Article
Two-year Outcome of Normal-birth-weight Infants Admitted to a Singapore Neonatal Intensive Care Unit
With the rapid advances in the field of neonatal intensive care, the focus of interest has been on the very-low-birthweight (VLBW) infant in recent years. The outcome of these infants has been extensively studied and widely reported. On the other hand, data on the incidence, risk prediction and outcome...
Others
Bronchopulmonary Dysplasia and Chronic Lung Disease of Infancy: Strategies for Prevention and Management
Bronchopulmonary dysplasia (BPD) and chronic lung disease of infancy (CLD) are two chronic pulmonary conditions which are the result of incomplete resolution or abnormal repair of lung injury in the neonatal period. Although BPD and CLD are closely related, they have differing diagnostic criteria and the spectrum of severity...
Original Article
Intussusception: A Three-Year Review
Intussusception is the most common cause of intestinal obstruction in infants and young children. It occurs when one segment of the intestines telescopes into another.
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Others
Is Healthcare Competition Healthy?
There are many problems which all Health Ministers worry about. But we can generally boil them down to one common problem: “money no enough”.
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Others
Public Disclosure of Healthcare Performance Information and Its Application to the Singapore Context
It has been said that apart from the prevention of diseases, the best chance of improving health is through improving the quality of care delivered to patients.1 The public disclosure of healthcare performance information is a phenomenon that has come to the fore in the United States (US) and...
Others
Severe Newborn Encephalopathy Unrelated to Intrapartum Hypoxic Events: 3 Case Reports
Since Little’s article of 1862, it was popularly believed that brain damage in the majority of cases of cerebral palsy occurs during labour and delivery. However, the growing evidence in literature has refuted this belief.
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Others
A Case Series of Pre-Viable Severe Twin-Twin Transfusion Syndrome
Monozygotic twinning has an incidence of approximately 3.5 per 1000 pregnancies. Only 25% of monozygotic twins have a dichorionic placenta.
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Others
Idiopathic Chronic Fetomaternal Haemorrhage Resulting in Hydrops – A Case Report
Small amounts (<0.1 mL) of fetal blood are commonly found in maternal circulation. Massive fetomaternal haemorrhage (FMH) involves fetal blood loss into the maternal circulation of greater than 150 mL or more than half the fetal blood volume.
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Others
Imaging of Paediatric Mediastinal Masses
A review of mediastinal masses in children, emphasising imaging features, is important for several reasons. Firstly, the mediastinum is the most common location for thoracic masses in children.
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Others
The Relationship Between Scoring Systems and Cytokine Levels in Neonatal Sepsis
In newborn infants, the early diagnosis of sepsis is an important problem because the early signs and symptoms of septicaemia in term or preterm infants are usually nonspecific. Many clinical and haematological scoring systems have been developed in the early diagnosis of neonatal sepsis.
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Original Article
Clinical Characteristics of an Outbreak of Hand, Foot and Mouth Disease in Singapore
The enterovirus family causes a wide array of illnesses, some easily recognised clinically and others diagnosed as non-specific viral illnesses. This large family of viruses, composed of more than 70 serotypes, accounts for at least 10 to 15 millions of asymptomatic infection per year in the United States.
This article...
Review Article
Perinatal Care at the Threshold of Viability—From Principles to Practice
One of the major challenges in neonatal-perinatal medicine in the new century is the optimal management of the mother and infant when delivery is imminent or at the threshold of viability. Considerable debate has arisen regarding the appropriate approach and strongly polarised viewpoints are held with and without supporting...
Original Article
Eight-year Outcome of Very-low-birth-weight Infants Born in KK Hospital
The outcome of very-low-birth-weight (VLBW) premature babies with birth weights of <1500 g has remained an area of great concern for both parents and medical personnel.
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Review Article
Long-term Follow-up and Outcome of Extremely-low-birth-weight (ELBW) Infants
With the progressive improvement in the survival of premature neonates, including those born at the extreme edge of viability, there has been a great degree of interest focused on the functioning of these high-risk survivors and their outcome into childhood and recently up to adolescence and early adulthood. Prospective...
Review Article
Exogenous Surfactant Therapy in Newborn Infants
Exogenous surfactant therapy is widely used in the management of neonatal respiratory distress syndrome (RDS) and may have a role in the management of other neonatal respiratory disorders as well. Numerous randomised controlled trials have been conducted in neonatology to study different aspects of surfactant therapy.
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Others
The Use and Abuse of Steroids in Perinatal Medicine
Preterm birth, delivery prior to 37 weeks of gestational age, accounts for a major and disproportionate amount of infant and neonatal morbidity and mortality. Despite advances in medical technology, the prevalence of preterm birth in Singapore has increased, secondary to an increase in multiple gestations and obstetric interventions.
This article...
Review Article
Mass Newborn Screening in Singapore—Position and Projections
Mass newborn screening is an essential preventative public health programme which aims to diagnose, in the presymptomatic phase, diseases that have a better outcome with early intervention. The development in 1960 by the late Dr Robert Guthrie of a simple test, the GuthrieTest, that enabled the detection of phenylketonuria...
Others
Neonatology In Singapore: The Way We Were, The Way Forward
Over a span of 35 years of my working life, I have witnessed the growth of, and also grown together with, neonatology in Singapore. As I look at the present-day status of neonatology, it gives me a sense of achievement and accomplishment.
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Original Article
Chorioamnionitis and Outcome in Extremely Preterm Infants
Preterm delivery is associated with considerable morbidity and mortality, especially among the 1% to 2% infants delivered at less than 32 weeks. Chorioamnionitis is a major predisposing factor for preterm delivery.
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Editorial
Challenges in Perinatal Medicine
One of the significant milestones in the perinatal care in Singapore is the birth of the Perinatal Society of Singapore in March 1989. This signaled the beginning of increased collaboration between the obstetricians and neonatologists in the management of high-risk pregnancies through multidisciplinary birth defect clinics and high-risk perinatal...
Others
Predicting Significant Hyperbilirubinaemia and Early Discharge for Glucose-6-Phosphate Dehydrogenase Deficient Newborns
Glucose-6-phosphate dehydrogenase (G6PD) deficiency occurs in 2.5% of Singapore’s population, and affected newborns are at risk for severe neonatal hyperbilirubinaemia and kernicterus. In the past four decades, neonatology units in local restructured hospitals have hospitalised all affected newborns for at least 14 days after birth because of this risk.
This...
Others
Autoimmune Liver Disease in Children
Autoimmune liver disorders are inflammatory liver diseases characterised histologically by a dense mononuclear cell infiltrate, including plasma cells, in the portal tract (Fig. 1) and serologically by the presence of non-organ and liver-specific autoantibodies and increased levels of immunoglobulin G (IgG), in the absence of a known aetiology. They...
Others
HIV/AIDS in Children
The human immunodeficiency virus (HIV) infection and acquired immunodeficiency syndrome (AIDS) epidemic in Asia has grown from a handful of cases to a major public health threat with wide-ranging medical, social and economic consequences. First gaining foothold among intravenous drug users and commercial sex workers, HIV quickly spreads to...
Review Article
Adolescent Health Education Programmes: Theoretical Principles in Design and Delivery
Over the past three decades, the patterns of health need in youth have changed. Psychosocial problems such as depression, substance abuse, eating disorders, sexually transmitted infections and unplanned pregnancy, accidental and intentional injury, including suicide, affect youth disproportionately and appear to be increasing.
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Review Article
Art and “the Language of Well-Being” in Adolescent Health Care
Creative processes involve imagining, making unexpected connections, maintaining discipline while letting go of controlling the outcome, opening oneself to pleasure, and moving beyond frustration. Creative activity parallels important strategies for mental and spiritual health—people who participate in well-designed creative processes report that it is powerfully restorative.
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Review Article
From Recreation to Creative Expression: The Essential Features of an Adolescent Inpatient Psychosocial Support Programme
In 1984, the Royal Children’s Hospital (RCH) in Melbourne, Australia opened a new ward specifically for adolescent inpatients. This initiative was the result of many years of observation, patient survey, discussion and debate about the possibility of allowing teenagers to stay in a children’s hospital.
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Original Article
Adolescent Admissions to a Tertiary Paediatric Hospital: A Dynamic Pattern
The nature of paediatric practice is changing worldwide. In developing countries, infant mortality from infectious diseases continues to fall with improved immunisation, medical care and pharmaceutical advances. This has resulted in a corresponding rise in the number of adolescents, who now constitute 30% of the world’s population.
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Review Article
Clinical Assessment, Management and Outcomes of a Group of Adolescents Presenting with Complex Medico-psychosocial Conditions
Increased sensitivity to biological change can make adolescents particularly vulnerable to non-organic symptomatic disorders. A variety of pains, headaches, dizziness and fatigue may remain unexplained after medical assessment.
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Original Article
Adolescent Chronic Illness: A Qualitative Study of Psychosocial Adjustment
Chronic illness during adolescence can have significant psychological and social consequences within many life domains. Growing up with a chronic medical condition presents many challenges including dealing with the symptoms of illness, side effects of medications, altered body image, unpredictable disease progression, depression and anxiety.
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Review Article
Strategies to Promote Better Outcomes in Young People with Chronic Illnesses
The epidemiology of child health in the developed world is changing. Mortality from infectious diseases has fallen sharply over the past century due to public health measures, such as sanitation and immunisation, better housing and sweeping improvements in health care.
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Review Article
Adolescent Alcohol and Other Substance Use: Sharing the Australian Experience
The most common causes of morbidity in adolescence often have behavioural or social determinants, and can have enormous social and economic consequences for adolescent and future adult health and well being. Adolescent substance use and abuse is an example of this.
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Review Article
Sexually Transmitted Infections in Singapore Teenagers
Adolescence can be a difficult period for many individuals who have to navigate their way through complicated emotional, psychological, physical and social demands and changes. The transition from childhood to adulthood includes the formation of successful intimate relationships and avoidance of the pitfalls of sexually transmitted infections (STI), including...
Review Article
Eating Disorders in Singapore: A Review
Anorexia nervosa, bulimia and binge-eating disorder are the three best described ‘eating disorders’. All three are predominantly disorders of women with the core symptoms of shape/weight dissatisfaction and eating abnormalities. Anorexia nervosa is characterised by significant self-induced weight loss secondary to fear of fatness, amenorrhoea (cessation of menstruation for...
Review Article
Youth Suicide and Parasuicide in Singapore
The World Health Organization defines suicide as an act with a fatal outcome that is deliberately initiated and performed by the person himself or herself in the knowledge, or expectation, of its fatal outcome. Parasuicide or attempted suicide is distinguished from suicide by the non-fatal outcome.
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Original Article
Five-Year Review of Adolescent Mental Health Usage in Singapore
The past 20 years have seen much growth in the knowledge of child and adolescent psychiatric practice. Research has provided an improved understanding in almost every area, including epidemiology, classification and treatment.
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Others
The Perils of Puberty
Adolescence is a biopsychosocial maturational process, with the biological changes including completion of linear growth and sexual maturation (puberty), maturation of enzyme systems such as cytochrome P450 systems, accretion of peak bone mass, and the development of sexually dimorphic adult patterns in blood lipids, blood pressure, haemoglobin and red...
Editorial
Adolescent Health—A New Perspective in Singapore
In the past five decades, there have been significant advances in the fields of Paediatrics and Adult Medicine in Singapore. However, the bridging field of Adolescent Health has only recently been recognised to be an important specialty which has not received due emphasis in the medical curriculum for undergraduates,...
Letter to the Editor
Patterns and predictors of sound levels in hospital rooms
Dear Editor,
Excessive sound levels in the hospital can impair the work performance of healthcare professionals and affect patient well-being.1 Previous studies have also linked excessive sound levels with sleep disturbances and cardiovascular morbidity.2 While there have been data published regarding noise levels in the intensive care unit (ICU),3...
Others
MELAS: A Case Report
A 6-year-old Chinese boy presented at the Oral and Maxillofacial Surgery clinic with gingival bleeding due to poor oral hygiene, odontogenic pain due to multiple dental caries, phenytoin-induced gingival hyperplasia and severely worn-down and eroded dentition. He is under regular follow-up by the Paediatrics Department of the National University...
Original Article
Oropharyngeal Carriage and Penicillin Resistance of Neisseria meningitidis in Primary School Children in Manisa, Turkey
Infections by Neisseria meningitidis are significant causes of mortality and morbidity in young children and adolescents. The epidemiology of serious meningococcal disease is an area of considerable interest, and many unanswered questions surround this organism and the types of diseases it causes.
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Others
The Role of Public Health and Occupational Physicians in the New Millennium
I want to thank the Chapter and organisers for honouring me with this kind invitation to speak to you. This millennium is only 4 years old, and yet I cannot see beyond the next decade, with things moving so rapidly.
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Original Article
A Study on SARS Awareness and Health-seeking Behaviour – Findings from a Sampled Population Attending National Healthcare Group Polyclinics
There was a worldwide outbreak of Severe Acute Respiratory Syndrome (SARS) caused by the novel coronavirus between November 2002 and July 2003. Singapore was one of the hot spots, in addition to China, Taiwan, Hong Kong, Toronto and Vietnam.
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Letter to the Editor
A Fatal Turkish Case of Campomelic Dysplasia
Paediatric Medicine (CD) is a rare form of congenital short-limbed dwarfism, classically characterised by campomelia (bowing of the long bones of the lower extremities) in association with a posterior cleft palate, flattened facies and hypoplastic scapulae. It was first fully and originally described by Spranger et al and Maroteaux...
Original Article
Familial Risk of Allergic Rhinitis and Atopic Dermatitis among Chinese Families in Singapore
Family history has been shown to be a risk factor for the development of allergic rhinitis (AR) and atopic dermatitis (AD). However, the increase in prevalence has also been attributed to the changes in lifestyle and urbanisation in developed countries.
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Editorial
Issues and Challenges for Myopia Research
Myopia is an ocular disorder of major public health and socioeconomic significance in many East Asian urban cities. In Singapore, the prevalence of myopia is one of the highest worldwide, affecting 28% of school children at the start of their primary education and 70% of those completing university education.
This...
Others
Clinical Report: A Case of Williams Syndrome and Klinefelter Syndrome
Williams syndrome (WS) is a rare but well recognised neurodevelopmental disease affecting the connective tissue and the central nervous system. The syndrome was first described in 1961 and the phenotype was subsequently expanded in 1972.
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Others
Skin Manifestation of Stenotrophomonas maltophilia Infection – A Case Report and Review Article
Stenotrophomonas maltophilia is an aerobic gram-negative bacillus that is found in aquatic environments. It is a frequent coloniser of fluids used in the hospital setting, such as nebulisers, water baths, dialysis machines and intravenous fluids.
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Original Article
Gender Disparity in Paediatric Hospital Admissions
Gender difference in the incidence of childhood diseases has long been recognised. but the magnitude of this effect and consistency across many disease categories appears not to attract much attention or research interest. Gissler and colleagues, in a longitudinal follow-up of all children born in Finland in 1987, reported...
Original Article
Study of Inherited Metabolic Disorders in Singapore – 13 Years Experience
Inborn errors of metabolism (IEMs) described in the early 1900s by Garrod were due to a block in a metabolic pathway, arising from an enzyme deficiency which led directly to the disruption of cellular metabolism. However 40 years later, it was discovered that many inherited diseases were not due...
Original Article
Does Visual Turbidity Correlate With Serum Triglyceride Levels in Babies on Total Parenteral Nutrition?
Intravenous lipid infusion is commonly used as part of total parenteral nutrition (TPN) in newborn babies. Upon infusion, it forms an emulsion that resembles endogenously produced chylomicrons.
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Original Article
Corticosteroids are not Present in a Traditional Chinese Medicine Formulation for Atopic Dermatitis in Children
Atopic dermatitis (AD) is a common, chronic inflammatory skin disease. It has been estimated that 15% of schoolchildren aged 13 to 14 years have a history of AD.
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Original Article
Use of Complementary and Alternative Medicine in Paediatric Oncology Patients in Singapore
Complementary and alternative medicine (CAM) has been gaining acceptance throughout the world. The efficacy of CAM is unproven, yet it remains popular with the general public, with many of them utilising it for a whole spectrum of ailments.
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Original Article
The Epidemiology of Paediatric Intussusception in Singapore: 1997 to 2004
Intussusception (IS) is the most common cause of intestinal obstruction in infants and young children. The peak age of presentation is 4 to 8 months.
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Others
A Report of Two Families with Sarcosinaemia in Hong Kong and Revisiting the Pathogenetic Potential of Hypersarcosinaemia
Sarcosinaemia (OMIN 268900) is an autosomal recessive condition due to the deficiency of sarcosine dehydrogenase (E.C. 1.5.99.1). It is a rare condition with an estimated incidence of 1 in 350,000 in a newborn screening programme.
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Editorial
Environmental Planning and Urban Health
Environmental exposures to the adverse effects from climate change are expected to increase for many urban populations in the United States during the next 50 years, potentially due to increased summertime heat stress, increased ambient ozone concentrations, and other pathways such as increased vector- and water-borne disease. Vulnerable elderly...
Others
Neonatal Priapism Associated With Spontaneous Bilateral Pyocavernositis
Priapism is a pathological state of prolonged, generally painful erection, unassociated with sexual desire and not ending in ejaculation. Rare before the 1980s, this entity became more frequent after the introduction of vasoactive drugs for intracavernosal injections.
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Editorial
Paediatrics to Geriatrics: The Continuum
In many parts of Asia today, paediatricians are still grappling with the childhood problems of infectious diseases, diarrhoeal diseases and malnutrition. In Singapore, it was no different up to the mid 1980s.
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Review Article
SARS Revisited: Managing “Outbreaks” With “Communications”
In the short span of 3 years since SARS first appeared on the Asian landscape, terms like “risk communications” and “outbreak communications” have assumed greater import and found common usage in the lexicon of governance by public health systems in our part of the world.
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Review Article
SARS and Emerging Infectious Diseases: A Challenge to Place Global Solidarity above National Sovereignty
The majority of the world’s information about infectious disease outbreaks no longer comes from voluntary reporting by countries, the willingness of which is influenced by fears of severe decreases in travel, tourism and trade as a result of aggressive protective measures undertaken by other countries. It now comes from...
Review Article
SARS in Singapore – Key Lessons from an Epidemic
The 2003 severe acute respiratory syndrome (SARS) outbreak represented the most severe communicable disease challenge to the public health system and the government and people of Singapore. The SARS outbreak in Singapore began on 1 March 2003 and the last case of the outbreak was isolated on 11 May...
Original Article
Radiographic Features of SARS in Paediatric Patients: A Review of Cases in Singapore
Severe acute respiratory syndrome (SARS) is a newly emerged atypical pneumonia caused by the SARS-associated coronavirus (SARS-CoV). It is easily transmitted via droplet infection from close contact.
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Original Article
Rising Trends of STIs and HIV Infection in Singapore – A Review of Epidemiology Over the last 10 Years (1994 to 2003)
A review of the epidemiology and trends of sexually transmitted infections (STIs) in Singapore from 1977 to 1996 showed a declining number of all STIs notified in Singapore from 22,427 in 1978 to 5570 in 1996, with the 20-to-29 years age group consistently accounting for the highest proportion of...
Original Article
Variables Determining Perceived Global Health Ranks: Findings from a Population-based Study
In 1982, Mossey and Shapiro first demonstrated that global self-rating of health was a better predictor of 7-year survival than medical records or self-reports of medical conditions in participants of the Manitoba Longitudinal Study. Since then, many population-based longitudinal studies have confirmed that global self-rated health remains an independent...
Others
Public Healthcare – Welfare, Market Share or Laissez-faire? – A Sentosa Carlsberg Skytower View
Recently, two doctor-administrators commented to me separately, “Singapore probably has the best public healthcare system in the world.” While I understand the basis for their view, the accolade of world’s best healthcare system, according to the World Health Organization’s ranking, actually goes to France.
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Review Article
A Rotavirus Vaccine for Infants: The Asian Experience
Of all the enteric pathogens that infect young children, rotavirus is recognised as the leading cause of severe gastroenteritis worldwide. Rotavirus accounts for 20% of all diarrhoea-related deaths and global mortality among children less than 5 years of age is estimated at nearly half a million.
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Editorial
Therapeutic Hypothermia for Neonatal Hypoxic-Ischaemic Encephalopathy
Hypoxic-ischaemic encephalopathy (HIE) is an important cause of death and later neurological disability in full-term neonates worldwide. Perinatal asphyxia causes about 19% of the over 5 million neonatal deaths worldwide annually.
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Others
Outcome of Organic Acidurias in China
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Others
Organising Services for IMD in Thailand: Twenty Years Experience
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Others
Newborn Screening in Pakistan – Lessons from a Hospital-based Congenital Hypothyroidism Screening Programme
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Others
Newborn Screening in Bangladesh
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Others
Newborn Screening in China: Phenylketonuria, Congenital Hypothyroidism and Expanded Screening
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Others
Minimising Harm from Newborn Screening Programmes
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Others
Developmental Dysplasia of the Hip: Universal or Selective Ultrasound Screening?
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Others
Financing Newborn Screening Systems: US Experience
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Others
Inborn Errors of Metabolism Presenting as Neonatal Encephalopathy: Practical Tips for Clinicians
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Others
Legal Issues in Neonatal Screening
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Others
Neuroblastoma Screening in Japan: Population-based Cohort Study and Future Aspects of Screening
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Others
External Quality Assurance Programme for Newborn Screening of Glucose-6-Phosphate Dehydrogenase Deficiency
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Others
Glucose-6-Phosphate Dehydrogenase Deficiency: Correlation between the Genotype, Biochemistry and Phenotype
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Others
Disorders of Vitamin B12 Metabolism Presenting Through Newborn Screening
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Others
Diagnosis of Tetrahydrobiopterin (BH4) Responsive Mild Phenylketonuria in Japan over the Past 10 Years
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Others
Fatty Acid Oxidation Defects
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Others
Disorders of the Carnitine Cycle and Detection by Newborn Screening
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Others
Spectrum of Inherited Metabolic Disorders in Malaysia
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Others
Establishing a Universal Newborn Hearing Screening Programme
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Others
Current Understanding of Auditory Neuropathy
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Others
A Multidisciplinary Approach to Paediatric Hearing Loss: Programme at the Centre for Hearing Intervention and Language Development, National University Hospital, Singapore
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Others
Early Intervention For Hearing Impairment: Appropriate, Accessible and Affordable
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Others
Impact of the National Hearing Screening Programme in China
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Others
Outcome of Early Cochlear Implantation
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Others
Eliminating Iodine Deficiency: Obstacles and Their Removal
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Others
Neuro-developmental Deficits in Early-treated Congenital Hypothyroidism
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Others
Issues on Universal Screening for Galactosemia
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Others
Newborn Screening for all Identifiable Disorders with Tandem Mass Spectrometry is Cost Effective: The Negative Case
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Others
Newborn Screening for all Identifiable Disorders with Tandem Mass Spectrometry is Cost Effective: Supporting Arguments
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Others
My Early Experiences in Establishing Neonatal Screening and the Reason for Regional Meetings of the International Society for Neonatal Screening
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Others
Disaster Relief and Initial Response to the Earthquake and Tsunami in Meulaboh, Indonesia
A massive earthquake and tsunami hit the South Asian region on 26 December 2004, killing more than 200,000 people and displacing countless more.1 The epicentre of the earthquake was near the coast of Aceh in Sumatra, Indonesia. 2 The subsequent tsunami, one of the deadliest in history, affected more...
Others
Diagnosis and Management Support for an Expanded Newborn Screening Programme
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Others
Considerations in Choosing Screening Conditions: One (US) Approach
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Others
Clinical Applications of Molecular Genetics: The Model of Congenital Adrenal Hyperplasia
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Others
Newborn Screening in Japan: Restructuring for the New Era
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Others
Improved Health and Development of Children who are Deaf and Hard of Hearing Following Early Intervention
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Others
Towards Universal Newborn Screening in Developing Countries: Obstacles and the Way Forward
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Others
Improving Child Health – Newborn Screening for All?
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Editorial
Neonatal Screening – A Global Perspective
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Commentary
Graduate Public Health Education – Singapore’s Contribution to Strengthening Capacity in the Region and Beyond
The effectiveness with which the world tackles its most pressing public health problems depends crucially on the calibre of its public health workforce. Institutions of higher learning play a critical leadership role in this regard, both to build capacity at the national, regional and global levels, and to ensure...
Original Article
Prevalence of Refractive Error in Malay Primary School Children in Suburban Area of Kota Bharu, Kelantan, Malaysia
Refractive error remains one of the primary causes of visual impairment in children worldwide. Prevalence of visual impairment in children, is defined as uncorrected vision equal to or worse than 20/40, and it varies from as low as 2.72% in South Africa to as high as 15.8% in Chile.
This...
Editorial
Diabetes in Asia – From Understanding to Action
In the present pandemic of diabetes and obesity, 60% of the affected population will come from Asia. Between India and China, these two most populous nations will contribute more than 100 million to the world’s population of people with diabetes, many of whom remain undiagnosed, untreated or suboptimally managed.
This...
Letter to the Editor
Assessment of Medical Graduates Competencies
Medical professional proficiency comprises a set of skills, knowledge, and attitudes necessary to efficiently accomplish the practice of medicine. The major aim of undergraduate medical education in the region is to produce doctors who are competent and able to meet the health needs of the community while also being...
Commentary
When Words Really Matter
I think a lot these days about doctors giving advice. Nobody taught me, back in medical school, how to give advice.
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Review Article
Behavioural Sleep Disorders in Children and Adolescents
Overall, children spend one-third to one-half of their life sleeping. Although sleep comprises such a significant portion of a child’s day, sleep disturbances are often overlooked by healthcare practitioners.
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Review Article
Cardiovascular Changes in Children with Snoring and Obstructive Sleep Apnoea
Sleep disordered breathing (SDB) is a spectrum of diseases ranging from primary snoring to obstructive sleep apnoea (OSA). A recent review suggested that the prevalence of childhood OSA diagnosed by varying criteria was 1% to 4%.
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Review Article
Obesity and Obstructive Sleep Apnoea Hypopnoea Syndrome in Singapore Children
Obesity is becoming a problem of epidemic proportions and is perhaps, the most pervasive medical problem faced by medical providers today. It is a problem affecting about 10% to 15% of our school-going population in Singapore, affecting disease burden in virtually every medical subspecialty.
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Review Article
Sleep Disorders in Children: The Singapore Perspective
Sleep problems are common in children. For example, snoring occurs in more than 25% of Singapore children1 and obstructive sleep apnoea (OSA) occurs in 1% to 3% of children.
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Review Article
Diagnosis and Evaluation of Obstructive Sleep Apnoea in Children
Children with obstructive sleep apnoea (OSA) may present with nocturnal and/or diurnal symptoms. The history is best obtained from parents, or siblings who share a bedroom, since the child is often unaware of what happens when he or she is asleep.
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Review Article
The Scope of Paediatric Sleep Medicine
Despite apparent similarities to adult sleep medicine, the disorders of paediatric sleep medicine have a distinct epidemiology and pathophysiology. During childhood, the physiology of sleep develops and matures, resulting in changing patterns of normal behaviours and of sleep disorders.
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Original Article
Sleep Disturbances in Singaporean Children with Attention Deficit Hyperactivity Disorder
Attention deficit hyperactivity disorder (ADHD) is a common childhood psychiatric disorder with various studies reporting prevalence rates of between 1.7% and 16%. The most current version of the Diagnostic and Statistical Manual of Diseases (DSM), fourth edition, has 2 lists of behavioural symptoms grouped under “inattentive” and “hyperactive-impulsive” symptoms,...
Original Article
Inflammatory Cytokines and Childhood Obstructive Sleep Apnoea
Obstructive sleep apnoea (OSA) is characterised by repeated episodes of upper airway occlusion during sleep that are associated with daytime behavioural changes and abnormalities in cardiovascular function. In adults, it has been shown that OSA is an independent risk factor for cardiovascular diseases.
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Original Article
Nasal Obstruction in Children with Sleep-disordered Breathing
Nasal breathing is critical in infants and children; for example, neonatal choanal atresia often leads to respiratory distress and may require urgent intervention in the newborn nursery. Later, during development in the first years of life, abnormal nasal breathing has important consequences for facial growth.
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Original Article
The Metabolic Syndrome in Hypertensive and Normotensive Subjects: The Isfahan Healthy Heart Programme
The metabolic syndrome (MS) is characterised by a clustering of metabolic risk factors and an insulin-resistant state.1 Its prevalence is high in Western, as well as Asian, populations.2-4 There are numerous correlations between the MS and hypertension, although this is not always the case.5 Resistance to insulin-mediated glucose disposal...
Review Article
The Emerging Challenge of Age-related Eye Diseases in Singapore
Singapore has one of the fastest ageing populations in the world today. The current elderly population, defined as persons 65 years or older, comprises 7% of Singapore’s total population and is expected to multiply almost threefold to 19% by the year 2030.1 Although the current figure stands at 7%,...
Original Article
Immunogenicity, Reactogenicity and Safety of a Diphtheria-Tetanus-Acellular Pertussis-Inactivated Polio and Haemophilus Influenzae Type b Combination Vaccine in a Placebo-controlled Rotavirus Vaccine Study
Singapore’s national immunisation programme for the 6 traditional Expanded Programme on Immunisation (EPI) vaccines (i.e. BCG, diphtheria, tetanus, pertussis, polio and measles) and hepatitis B has been in place for many years and its success has been dramatic. Despite being previously endemic to Singapore in the 1950s, diphtheria has...
Commentary
Risk Communications: In Search of a Pandemic
The first decade of the new millennium has seen a string of disasters worldwide – earthquakes, tsunamis, floods, typhoons and acts of terrorism – bringing in its wake, scenes of utter devastation and death. Predictably, these disasters have been accompanied by public outrage, directed more often than not at...
Review Article
Prevention and Control of Avian Influenza in Singapore
Avian influenza (AI) or “bird flu” is a highly infectious disease of birds. AI viruses are negative single-stranded enveloped RNA viruses that belong to the influenza A genus of the Orthomyxoviridae family.
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Review Article
Preparing for an Influenza Pandemic in Singapore
The last influenza pandemics occurred in 1957 and 1968. Few remember the pandemic in 1968 in Singapore as it was relatively mild.
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Review Article
Avian Influenza and Pandemic Influenza Preparedness in Hong Kong
In 1997, Hong Kong became reputed by identifying the first instance of human infection with avian influenza H5N1. A total of 18 cases occurred that year resulted in 6 deaths. The outbreak was completely terminated after the culling of over 1.5 million chickens.
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Review Article
Towards Mutual Trust, Transparency and Equity in Virus Sharing Mechanism: The Avian Influenza Case of Indonesia
Since July 2005 to December 2007, Indonesia has reported the highest number of influenza A (H5N1) human cases in the world, i.e., 116 cases with an extremely high fatality proportion of 81% . Those patients were reported from 12 out of 33 provinces (Fig. 1).
This article is available only...
Review Article
A Global Perspective on Avian Influenza
The world is confronted by many important public health challenges, some of which constitute potentially devastating global threats. Prime among these is the threat of a influenza pandemic.
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Review Article
Twentieth Century Influenza Pandemics in Singapore
Tropical countries such as Singapore, although without well-defined influenza seasons, are also affected by influenza epidemics and pandemics. Twenty per cent of Singapore’s population is clinically infected by seasonal influenza annually, and excess mortality over the past decade was about 14.8 per 100,000 person-years – comparable to temperate United...
Original Article
A Cross-sectional Study of Primary-care Physicians in Singapore on Their Concerns and Preparedness for an Avian Influenza Outbreak
Outbreaks of avian influenza (AI) caused by the H5N1 subtype in several Asian countries have raised concern all over the world. AI is endemic in several parts of Asia. To date, there have been more than 200 human cases of AI virus infection, mainly as a result of poultry-to-human...
Images in Medicine
Transfusion-dependent Microcytic Anaemia in a 10-year-old Girl
A 10-year-girl from Bangladesh presented with a moderately severe anaemia (lowest recorded haemoglobin level of 5.6 g/dL) and a mild jaundice (latest serum bilirubin, 31 μmol/L) 3 years ago (Figs. 1 and 2). Test for haemoglobin electrophoresis on agarose gel did not reveal any abnormal bands.
This article is available...
Images in Medicine
Caudal Regression Syndrome
A white female with an uncomplicated history of birth delivery and a familial history of diabetes mellitus presented to the orthopaedic clinic at the age of 16 months old with bowel dysfunction, inability to walk, one kidney, and a gibbus noted at T12. A “frog-like” appearance was noted of...
Others
3rd College of Paediatrics and Child Health Lecture – The Past, the Present and the Shape of Things to Come…
In the post-war days of the 1950s, Singapore children were faced with problems of malnutrition and infectious diseases. There was poverty, overcrowded housing and lack of hygiene, and the social conditions were apparently appalling.
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Original Article
Auricular Anthropometry of Newborns at the Singapore General Hospital
Abnormalities of the external ear are described in many syndromes and genetic conditions. Melnick et al reported an incidence of 1 in 90 births for external ear malformations and branchial sinuses and tags, with about 1 in 670 births having malformations of the pinna.
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Original Article
Risk Factor Profile and Treatment Patterns of Patients with Atherothrombosis in Singapore: Insight from the REACH Registry
Atherothrombosis is a global problem that affects every ethnic group. It can lead to ischemic stroke, myocardial infarction or vascular death.
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Editorial
Singapore and the Tobacco Pandemic
The World Health Organization, in its 2008 Report on the Global Tobacco Epidemic, has framed the problem in almost apocalyptic terms, in stating that tobacco smoking is now the number one preventable cause of death globally. Smoking will kill up to 1 in 2 smokers and is a major...
Others
Treatment of Cardiogenic Pulmonary Oedema by Helmet-delivered Non-invasive Pressure Support Ventilation in Children With Scorpion Sting Envenomation
Scorpion stings represent an important and serious public health problem worldwide due to their high incidence and potentially severe and often fatal clinical manifestations, especially among children. The severity of the envenomation is related to haemodynamic and cardiorespiratory alterations, with cardiac failure and cardiogenic pulmonary oedema being the major...
Original Article
Screening Tools for Bacteraemia in a Selected Population of Febrile Children
Bacteraemia refers to the presence of bacteria in the bloodstream. The presence or absence of toxicity differentiates occult bacteraemia, which is relatively asymptomatic, from bacteraemia and sepsis, which is accompanied by findings of serious systemic illness.
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Original Article
Review of the Management Outcome of Slipped Capital Femoral Epiphysis and the Role of Prophylactic Contra-lateral Pinning Re-examined
Slipped capital femoral epiphysis is the commonest hip problem in the adolescent age group. The goals of treatment are aimed at avoiding the complications of osteonecrosis and chondrolysis, preventing further slips, and promoting physeal closure.
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Original Article
Concerns, Perceived Impact and Preparedness in an Avian Influenza Pandemic – a Comparative Study between Healthcare Workers in Primary and Tertiary Care
The danger posed by emerging infectious diseases has become greater in the past few years with the World Health Organization (WHO) warning that the threat of an avian influenza (AI) pandemic is imminent. Healthcare institutions are expected to be key players during a pandemic, with healthcare workers (HCWs) at...
Original Article
Public Perceptions of Healthcare in Singapore
Healthcare is increasingly dominating the policy agenda in developed countries. In the United States, healthcare has been ranked only behind the war in Iraq as the issue the American public would “most like the president and Congress to act on next year”, while 19% of Canadians deemed healthcare the...
Original Article
Public Misperceptions About Transmission of Hepatitis B Virus in Singapore
Chronic hepatitis B (CHB) is an important global health problem, with more than 350 million individuals affected worldwide. CHB is particularly important in Asia, as 4% to 10% of the total population are affected, and approximately 75% of patients with CHB worldwide reside in Asia.1,2 During the course of...
Others
A History of the Chapter of Public Health and Occupational Physicians
The history of the Chapter of Public Health and Occupational Physicians began with the founding of the Academy of Medicine in 1957. It was the first professional corporate body of medical and dental specialists in Singapore.
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Images in Medicine
Paediatric perineal skin pit: More than skin deep?
A 2.5-year-old boy was referred to our clinic for abnormal genitalia and a febrile urinary tract infection (Escherichia coli >105 colony-forming units/mL). At birth, his parents were informed that he had a “bilobed scrotum and a deep perineal skin pit” that may pose hygiene and cosmetic issues. They had...
Letter to the Editor
Recurrent Group B Streptococcal Septicemia in a Very Low Birth Weight Infant with Infective Endocarditis and Submandibular Cellulitis
Maternal Group B streptococcal colonisation can lead to neonatal pneumonia, meningitis or sepsis. Neonatal Group B Streptococcal (GBS) sepsis is common, but infective endocarditis is rare.
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Clinical Update
The Evolving Role of the Community Pharmacist in Chronic Disease Management – A Literature Review
Pharmacy has matured as a clinical profession and is presently well positioned to transform itself from a product and task oriented (dispensing) to a patient oriented profession (provision of care, advice and counselling). Every day, millions of people across the world visit community pharmacies for their healthcare needs for...
Original Article
Morbidity of Parainfluenza 3 Outbreak in Preterm Infants in a Neonatal Unit
Parainfluenza type 3 virus (PIV-3) is an important nosocomial pathogen. It closely mimics respiratory syncytial virus (RSV) in its clinical presentations, and in infants. It is the second commonest cause of pneumonia and bronchiolitis after RSV.
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Original Article
Pathological Video-Gaming among Singaporean Youth
Video-gaming and internet use are a part of the lives of children and adolescents today. Among countries that are highly wired with high speed internet access, Singapore had the second highest broadband penetration rate in 2008 next to South Korea in the world, with 88% of households having broadband...
Original Article
Psychological Symptoms in People Presenting for Weight Management
Multiple factors contribute to the genesis and maintenance of obesity which is a difficult condition to treat and weight loss is often not maintained. The psychological problems found in obese patients have recently received increasing attention.
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Original Article
Trends in Importation of Communicable Diseases into Singapore
Singapore is a city-state in Southeast Asia, with a total population in 2007 of 4,839,400, of which 3,642,700 (75.3%) are Singaporean residents. The remaining 25% constitute of immigrant workers on work permit, foreigners on employment pass, and student pass holders.
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Original Article
Validity and Reliability of the Zarit Burden Interview in Assessing Caregiving Burden
Dementia is a growing public health issue in the Asia-Pacific region. The number of people with dementia in the Asia-Pacific region will increase from 13.7 million people in 2005 to 64.6 million people in 2050.
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Original Article
Multi-disease Health Screening in an Urban Low-income Setting: A Community-based Study
With the burden of chronic disease rising amongst rapidly urbanising Asian populations, active participation in health screening would allow for early detection and management of disease. However, participation in health screening can vary greatly within populations and is influenced significantly by sociodemographic and attitudinal factors.
This article is available only...
Letter to the Editor
An Unexpected Outcome following Radial Head Excision for Jeffrey Type II Fracture-Dislocation of the Proximal Radius in a Child
We present a case of a 10-year-old child who sustained a traumatic fracture-dislocation of his proximal radius and subsequently underwent surgical removal of the radial head. At 3 years of follow-up, he had regained full painless flexion and extension with loss of pronosupination.
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Letter to the Editor
Temporary Tattoo Associated Type IV Delayed Hypersensitivity Dermatitis in a Child – A Case Report and Call for Parental Caution in Singapore
A 5-year-old, previously healthy French Caucasian boy was seen at a Paediatric Emergency Department for a skin rash over his left forearm.
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Original Article
The Pedagogical Value of a Student-run Community-based Experiential Learning Project: The Yong Loo Lin School of Medicine Public Health Screening
Experiential learning brings medical students out of the comfort zone of learning in their classrooms to acquire and apply knowledge and skills in an immediate and relevant setting. By linking theory and practice, experiential education differs from the traditional education in that it actively engages students in experiences that...
Images in Medicine
A Case of Congenital Haemolytic Anaemia and Thrombocytopenia
A 20-month-old boy came from Bangladesh to Singapore for medical consultation. He presented with progressive pallor, easy bruising, intermittent dark-coloured urine, and failure to thrive since birth.
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Images in Medicine
An Exanthem with An Annular Pattern in a 2-year-old Girl
A 2-year-old Chinese girl was seen in clinic with an erythematous annular itchy rash which began on the thighs and had spread to the trunk and hands. The parent’s concern was the rash’s duration and association with 2 episodes of fever.
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Original Article
Clinical Features Differentiating Biliary Atresia from Other Causes of Neonatal Cholestasis
Causes of neonatal cholestasis (NC) are long and diverse but the responses of newborn liver, either physiological or anatomical, are limited. This is because the ability of a developing liver of responding in the face of a variety of insults are limited.
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Original Article
Comparison of Clinical Outcomes and Cost Between Surgical and Transcatheter Device Closure of Atrial Septal Defects in Singapore Children
Congenital heart defects (CHD), with an incidence of approximately 1 in 100 live births, are the most important and frequent congenital malformations. It can cause significant morbidity and mortality in children as well as adults.
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Letter to the Editor
Bannayan Riley Ruvalcaba Syndrome
Bannayan-Riley-Ruvalcaba syndrome (BRRS) classically presents with macrocephaly, subcutaneous and visceral lipomata, haemangiomata, hamartomatous intestinal polyps and pigmented macules involving the genitalia. This autosomal dominant disorder is linked to germline mutations of the phosphatase and tensine homologue gene (PTEN), a tumour suppressor gene which has a significant role in the...
Original Article
Acceptability of Medical Students by Patients from Private and Public Family Practices and Specialist Outpatient Clinics
In recent decades, medical advances and economic pressures have shifted medical student training from hospital inpatient to ambulatory settings such as hospital outpatient and primary care clinics. Most studies have found that patients are agreeable to seeing medical students and value the opportunity to interact with them.
This article is...
Original Article
Peripheral Arterial Disease in Community-based Patients with Diabetes in Singapore: Results from a Primary Healthcare Study
Peripheral arterial disease (PAD) is a significant complication of diabetes mellitus and accounts for the majority of amputations among these patients with diabetes. In addition, PAD is a manifestation of systemic atherosclerosis and is associated with increased risk of death and ischaemic events.
This article is available only as a...
Images in Medicine
Dyke-Davidoff-Masson Syndrome
An 8-year-old boy presented with uncontrolled seizures. He was born as the second child to non-consanguineous parents. He had significant perinatal asphyxia in the newborn period. He had developmental delay since infancy and was noticed to have right-sided tonic clonic seizures since the age of 3 years, which was...
Original Article
Knowledge, Attitudes and Practices of the Advance Medical Directive in a Residential Estate in Singapore
The Advance Medical Directive (AMD) Act was passed in Parliament in May 1996. The AMD is a legal document that an individual can sign in advance to inform his or her attending doctor that he or she does not want any extraordinary life-sustaining treatment to be used to prolong...
Review Article
Childhood Food Allergy: A Singaporean Perspective
Food allergy is defined as reaction to a food which has an immunologic mechanism. If immunoglobulin E (IgE) is involved in the reaction, the term IgE-mediated food allergy is appropriate.
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Original Article
Transcatheter Closure of Atrial Septal Defects – Is Balloon Sizing Still Necessary?
Device closure of atrial septal defects through the transcatheter approach has now been well accepted as an option to surgical treatment. A range of devices has been developed for use over the years, with significant advances achieved in terms of profile and safety.
This article is available only as a...
Original Article
Survey of Healthcare Workers’ Attitudes, Beliefs and Willingness to Receive the 2009 Pandemic Influenza A (H1N1) Vaccine and the Impact of Educational Campaigns
Since the first positive 2009 pandemic influenza A (H1N1) case was reported in Singapore on 26 May 2009, the country saw an exponential rise in numbers of infected cases despite initial containment followed by mitigation efforts. Local incidence for acute upper respiratory infections (which was a reasonable surrogate for...
Original Article
Attitudes of Patients, Visitors and Healthcare Workers at a Tertiary Hospital Towards Influenza A (H1N1) Response Measures
Following the announcement by the World Health Organization (WHO) that outbreaks of a novel influenza virus had occurred in Mexico and several parts of the United States of America,1 the Emergency Preparedness Teams of the Singapore General Hospital and its sister institutions on the Outram Campus were activated. Measures...
Review Article
Research on Psychoneuroimmunology: Does Stress Influence Immunity and Cause Coronary Artery Disease?
In recent decades, there has been increasing interest in exploring the relationship between psychological stress and various health conditions. An enlarging body of evidence suggests the presence of interactions between the immune system, the central nervous system (CNS) and the endocrine system, where these systems can be influenced by...
Original Article
Trends in Long-term Cancer Survival in Singapore: 1968-2002
With increasing health awareness and the greater extent of healthcare provision over the years, the life expectancy of Singaporeans has increased from 75.3 in 1990 to 78.4 in 2001. This suggests that cancer patients are surviving longer than before, due to an increasing number of delayed cancer deaths. Hence,...
Review Article
The Role of Leptin-Melanocortin System and Human Weight Regulation: Lessons from Experiments of Nature
Obesity predisposes to significant morbidities and premature mortality, and the increasing obesity prevalence all over the world has been attributed to industrialisation and modernisation which encourages a sedentary lifestyle and increased calorie intake. This results in energy intake and expenditure imbalance and the net deposition of calories as fat....
Letter to the Editor
Reply from Author: Is It Time to Revise the Definition of Attention Deficit Hyperactivity Disorder?
We would like to thank the author for suggesting that the definition of ADHD should be revised. This is an important consideration in the light of some of the points raised such as frequent comorbidities that occur with ADHD as is the case of Autistic disorder and other conditions...
Letter to the Editor
Is It Time to Revise the Definition of Attention Deficit Hyperactivity Disorder?
I read with interest the article published in the Annals entitled “Attention Deficit Hyperactivity Disorder: Coping or Curing?”, which concluded that coping rather than curing for attention deficit hyperactivity disorder (ADHD) is taking place. There are some evidence-based points that should be noted.
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Others
Knowledge and Practice of Household Mosquito Breeding Control Measures between a Dengue Hotspot and Non-Hotspot in Singapore
Dengue is the most common mosquito-borne viral disease in the world and its severity is reflected by a 30-fold increase over the last 50 years. Today, 2.5 billion people over 100 endemic countries remain susceptible to this disease with an estimated annual incidence of 50 million leading to 22,000...
Review Article
The Role of Genes in the Current Obesity Epidemic
Obesity is a global pandemic and a major health concern because of the consequent morbidity and premature mortality; obesity predisposes to serious morbidities such as type 2 diabetes, hypertension and coronary heart disease. Industrialisation and modernisation is rightly blamed for the increasing obesity prevalence all over the world, as...
Review Article
The Relevance of the Metabolic Syndrome
Metabolic syndrome describes a constellation of interrelated metabolic risk factors, in which components coexist more frequently in a given individual than could be expected by chance alone. These risk factors include hypertension, hyperglycaemia, dyslipidaemia and obesity. The underlying pathophysiology is as yet unclear, but has been closely linked to...
Original Article
Development of Bariatric Surgery: The Effectiveness of a Multi-disciplinary Weight Management Programme in Hong Kong
Obesity is one of the most common chronic illnesses in the Western World with a frequency of 10% to 15%. It causes or exacerbates many diseases and is associated with major physical and psychological disability. Data from US national population surveys have shown that the prevalence of being overweight...
Original Article
Dedicated Cytogenetics Factor is Critical for Improving Karyotyping Results for Childhood Leukaemias – Experience in the National University Hospital, Singapore 1989-2006
Acute lymphoblastic leukaemia (ALL) and acute myeloid leukaemia (AML) make up the bulk of childhood leukaemia cases. With risk stratified therapy being one of the cornerstones of the treatment of childhood leukaemia, it is important to determine the prognostic factors on which risk stratified therapy depends.
This article is available...
Original Article
Epidemiological Surveillance and Control of Rubella in Singapore, 1991-2007
Rubella is a mild febrile viral exanthematous disease transmitted through droplets or direct contact with the nasopharyngeal secretion of an infected person. It is of public health importance because of the teratogenic effects of the virus on the developing fetus.
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Original Article
Emerging Trends in Breastfeeding Practices in Singaporean Chinese Women: Findings from a Population-based Study
The health benefits of breast milk have been well documented, with positive implications for infants’ metabolic, immunologic, respiratory and digestive health. The World Health Organization (WHO) and the American Academy of Pediatrics recommend exclusive breastfeeding for 6 months and partial breastfeeding thereafter for at least 12 or 24 months....
Images in Medicine
A Missed Bilateral Choanal Atresia
What do you see in the image?
a) Deviated posterior nasal septum
b) Nasopharyngeal tumour
c) Rhinolith with mucous plug
d) Bilateral choanal atresia
e) Nasal pyriform aperture stenosis
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Original Article
Health-related Quality of Life in Children with Cancer Undergoing Treatment: A First Look at the Singapore Experience
Health-related quality of life (HRQOL) has been progressively acknowledged as an essential health outcome measure in clinical trials and health services research and evaluation. HRQOL, compared to QOL, is a more defined conceptual term which encompasses only health-related aspects of life directly amenable to healthcare services and medical products.
This...
Original Article
Prevalence of Metabolic Syndrome Among Patients with Schizophrenia in Singapore
Schizophrenia has been linked to metabolic disturbances such as obesity, dyslipidaemia and hyperglycaemia. It has also been associated with a more than 3-fold increase in mortality associated with cardiovascular causes. This increase in cardio-metabolic morbidity and mortality might be due to several factors such as inherent genetic vulnerability or...
Editorial
Sleep, Public Health and Wellness: The Elephant in the Room
The rising cost of health care and the burden of chronic illness are perennial concerns. Remarkably, there exists a measure that around 30% of city dwellers can implement
to reduce their risk of accidents, coronary artery disease, diabetes, cancer and all-cause mortality while improving their cognitive performance. Unlike costly supplements...
Original Article
Healthcare cost of patients with multiple chronic diseases in Singapore public primary care setting
The rising occurrence of individuals suffering from multiple chronic diseases, namely multimorbidity, is of public health concern globally.1 The current prevalence of multimorbidity in Singapore ranges from 26 to 89% by various studies depending on the definition used and the population studied.2-5 With Singapore’s fast ageing population, where 1...
Editorial
Prevention and management of multimorbidity to ensure healthcare sustainability
Singapore has a healthcare system that is distinguished by its ability to achieve top health outcomes at very low healthcare expenditures.1 Yet one of the Ministry of Health’s (MOH) foremost policy concerns is the sustainability of the healthcare system in the face of a rapidly ageing society. With an...
Commentary
Is Cost-Effective Healthcare Compatible with Publicly Financed Academic Medical Centres?
Nearly all legislation involves a weighing of public needs as against private desires; and likewise a weighing of relative social values.
—Louis D Brandeis
As a small island state with finite resources, Singapore’s healthcare philosophy is governed by pragmatism, rationing and cost-effectiveness (see Appendix 1 for definition) with an unrelenting emphasis...
Original Article
Short- and Long-Term Outcomes at 2, 5 and 8 Years Old for Neonates at Borderline Viability—An 11-Year Experience
Singapore was listed consistently among the top 3 countries in the world with the lowest infant mortality rate. In particular, Asia had seen its infant mortality rate improve dramatically with time. Advances in perinatal care had however, failed to improve the survival of extremely low birth weight infants of...
Original Article
A Review of Back Injury Cases Notified to the Ministry of Manpower from 2011 to 2012
Work-related low back disorders consist of both low back pain (LBP) and low back injuries. They are a significant and increasing problem all over the world. Studies estimate that between 60% and 90% of people will suffer from low back disorders at some point in their life. Among the...
Original Article
How do English-speaking Cancer Patients Conceptualise Personhood?
Understanding the way personhood or “what makes you, you” is conceptualised is pivotal to the practice of medicine. Conceptions of personhood determine the moral and legal status of an individual, is central to the protection of rights and privileges and is pivotal to the maintenance of the distinctiveness of...
Editorial
Too Much Medicine: Time to Stop Indiscriminate Cancer Screening
Like most industrialised countries in the world, cancer has now become the leading cause of mortality in Singapore. Approximately 1 in 3 deaths in Singapore today is as a result of cancer. It is therefore unsurprising that cancer screening has become an integral part of health screening in primary...
Editorial
MERS-CoV: Where Are We Now?
Prior to 2002, coronaviruses were known mainly for causing mild human upper respiratory tract infections (URTIs) and enteric and respiratory infections in many animals. However, their full pathogenic potential was only realised when an outbreak of severe pneumonia with a high fatality rate occurred in southern China, and they...
Original Article
An External Independent Validation of APACHE IV in a Malaysian Intensive Care Unit
Over the past 30 years, different versions of severity of illness scoring systems and prognostic models have been developed for prediction of patient outcomes in critical care. These physiological-based systems and models allow patients to be stratified according to their severity of illness and provide prediction of in-hospital mortality....
Original Article
Anaerobic Bacteraemia Revisited: Species and Susceptibilities
Over the last 2 decades, the importance of anaerobic bacteraemia has undergone various shifts in opinion. Early studies in the 1970s reported that anaerobes accounted for 2% to 20% of bacteraemia. However, by the mid 1980s, multiple centres reported declining rates of anaerobic bacteraemia, and several authors suggested that...
Original Article
Factors and experiences associated with unscheduled 30-day hospital readmission: A mixed method study
Readmission leads to a greater demand for healthcare services, especially hospital beds, and contributes to the rising healthcare costs.1,2 With estimated one-third of the readmissions considered preventable,3 early identification of the underlying risk factors can offer better management and discharge planning.4 Some risk factors of readmissions related to patient...
Editorial
Potentially avoidable readmissions: Understanding drivers and technology-enabled solutions
Hospital admissions places high resource demands on the health system, and is a major cost-driver in Singapore and globally.1-3 Admissions have and will continue to increase given Singapore’s ageing population and growing chronic disease and multimorbidity burden, impacting care quality and patient/provider experience.2,4 While majority of admissions are clinically...
Letter to the Editor
Health professions education in pandemics and epidemics: A proposed framework for educators
The COVID-19 pandemic has disrupted healthcare systems and health professions education (HPE). There are few frameworks to help educators manage HPE before, during and after pandemics and epidemics. We developed a crisis management framework which
draws from diverse theories to emphasise preparedness, leadership, stakeholder perceptions and organisational learning to provide...
Letter to the Editor
The “Jeff Cut”: A simple innovation to minimise up-riding sleeves of protective gown
Personal protective equipment (PPE) including the N95 mask, face shield, cap, splash-resistant gown and gloves are worn by frontline healthcare workers for various duties in the care of patients with communicable diseases like COVID-19. PPE is also worn by ancillary staff such as security personnel, porters, medical transport crew...
Letter to the Editor
Prevalence of vitamin D deficiency and insufficiency in Malaysian infants
Vitamin D deficiency, a worldwide health problem, is also prevalent in tropical countries. It is estimated that 15% of the world’s population are either vitamin D deficient or insufficient. In a study on the state of Kelantan in Malaysia (2010–2012), 60% of pregnant women were vitamin D deficient. Maternal...
Letter to the Editor
Impact of true fetal mosaicism on prenatal screening and diagnosis
Over the past decade, the non-invasive prenatal test (NIPT) has increasingly been used as a method for prenatal screening for trisomy 21 (T21) and other aneuploidies, complementing the traditional approach of first trimester screening (FTS). FTS comprises ultrasound of the nuchal thickness and blood test to measure the levels...
Commentary
Merits of a harmonised system to classify drug-related problems in Singapore
A drug-related problem (DRP) is commonly defined as an event or circumstance involving drug treatment that actually or potentially interferes with the optimal outcome of a patient’s medical care. It broadly includes events related to errors, adverse effects or adherence issues. DRPs are associated with increased healthcare costs and...
Original Article
New-onset cardiovascular risk factors following liver transplantation: A cohort analysis in Singapore
Malnutrition is well described in liver cirrhosis. The hyperdynamic circulation and altered metabolism in cirrhosis result in a hypercatabolic state which accelerates tissue breakdown. Ascites and gastrointestinal dysmotility in advanced cirrhosis, compounded by the need for dietary restrictions, often result in early satiety and anorexia. Inevitably, liver transplant wait-list...
Original Article
Factors influencing protective behaviours during haze episodes in Singapore: A population-based study
Southeast Asia suffers from recurrent episodic air pollution from biomass smoke known as haze, which is mainly caused by human activities such as the extensive use of fire to clear land for agriculture,1 or to settle disputes over land rights.2 It is a major public health problem affecting an...
Editorial
Seasonal haze: Knowledge gaps and risk perception behaviours
The seasonal haze in Southeast Asia has been a recurrent concern whenever we enter the southwest monsoon season (June–September). This phenomenon, caused by agricultural fires, has vast effects on multiple countries in the region.
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Original Article
Impact of unemployment on mental disorders, physical health and quality of life: Findings from the Singapore Mental Health Study
Several reviews and meta-analyses have established an association between unemployment and psychological distress. This relationship between unemployment and mental health is complex and likely bidirectional. On the one hand, unemployment may lead to psychological distress and mental disorders (social causation), but on the other, those with poor mental health...
Original Article
Health-seeking behaviour of foreign workers in Singapore: Insights from emergency department visits
Singapore employs a large foreign worker (FW) population, defined as non-Singapore citizens and non-permanent residents working locally. Holders of “work permit” (WP), the work pass issued to semiskilled workers, comprise 26.0% of Singapore’s entire labour force. Two other work passes held by FWs, “S pass” and “employment pass”, are...
Original Article
Accuracy of self-reported height, weight and BMI in a multiethnic Asian population
Overweight and obesity continue to be one of the most critical public health issues worldwide. Body mass index (BMI) derived from height and weight has been directly linked to a number of debilitating diseases, including diabetes, heart disease and cancer, and has gained increased popularity as a measure of...
Original Article
Vulnerability to rumours during the COVID-19 pandemic in Singapore
The global outbreak of coronavirus disease 2019 (COVID-19) has come with increased psychological burden. In several meta-analyses, depression and anxiety symptoms have been found to be elevated among healthcare workers and the general population. Others have reported a higher incidence of stress-related symptoms or post-traumatic stress disorder. These findings...
Original Article
Behavioural changes during the COVID-19 pandemic: Results of a nationwide survey in Singapore
In response to the global outbreak of coronavirus disease 2019 (COVID-19), Singapore undertook a multipronged approach to contain the pandemic. Of note, when community transmission began early in the outbreak, the government started emphasising the role that individuals had to play by adopting health-preventive behaviours.
This article is available only...
Editorial
The Novel Coronavirus (SARS-CoV-2) Pandemic
The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemic began in early December in Wuhan, the 7th most populous city in Mainland China, and was reported to the World Health Organization (WHO) on 31 December 2019. An outbreak of unknown aetiology was suspected because many early cases were linked...
Original Article
Comparative Analysis of Symptomatic and Asymptomatic SARS-CoV-2 Infection in Children
Singapore confirmed its first case of COVID-19 on 23 January 2020 in a Chinese national from Wuhan, and its first paediatric case on February 4, 2020. As of 24 July 2020, Singapore has reported 49,071 cases of COVID-19. Singapore initiated a comprehensive surveillance, testing and contact tracing strategy as...
Review Article
Managing a Renal Transplant Programme During the COVID-19 Pandemic: Practical Experience from a Singapore Transplant Centre
As infrastructure and policies were being put in place to combat COVID-19, we recognised that specialty-specific policies and protocols had to be drawn up as well. Similarly, the Renal Medicine Unit at the Singapore General Hospital, an academic medical centre, acted quickly to modify our services to (1) protect...
Review Article
Coronavirus Disease 2019 (COVID-19): The Singapore Experience. A Review of the First Eight Months
Singapore reported its first imported case of COVID-19 on 23 January 20201 and its first COVID-19 deaths on 21 March 2020.2 The WHO declared COVID-19 to be a pandemic on 11 March 2020;3 as of 27 October 2020, there have been more than 42 million confirmed cases and 1.1...
Original Article
Chronic disease self-management competency and care satisfaction between users of public and private primary care in Singapore
Primary care in Singapore is set to face challenges in managing a rapidly ageing population. The expected population of older adults aged 65 years and above will be close to 1.5 million by 2030, corresponding to 2.7 working adults per older adult in 2030.2 Between 2019 and 2050, Singapore...
Original Article
Paediatric emergency department attendances during COVID-19 and SARS in Singapore
Coronavirus disease 2019 (COVID-19) was declared a pandemic by the World Health Organization (WHO) on 11 March 2020, with over 110 million cumulative cases worldwide to date and a case fatality rate of approximately 1%. In comparison, the 2003 outbreak of severe acute respiratory syndrome (SARS) had 8,422 cumulative...
Original Article
Epidemiology and risk stratification of minor head injuries in school-going children
Head injuries are common childhood injuries that present to paediatric emergency departments. Falls are the most common cause in young children, while contact sports and road traffic injuries are common causes in school-going children. Majority of paediatric head injury cases are mild traumatic brain injuries, defined as a Glasgow...
Original Article
Perinatal Drug Abuse in KK Women’s and Children’s Hospital
In recent years, perinatal drug abuse has been emerging as an area of major concern for the perinatologists. Chasnoff found the prevalence of substance abuse in a pregnant population to be approximately 11% (range 0.4% to 27%) in a survey of 35 perinatal centres in the United States.
This article...