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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....

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...

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...

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...

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...

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...

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...

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...

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...

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...

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,...

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...

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,...

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...

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%)...

Delayed treatment with nirmatrelvir/ritonavir could remain effective in patients with Omicron BA2.2 variant of COVID-19

Dear Editor, In late February 2022, the Omicron BA.2.2 subvariant drove the outbreak of COVID-19 and rapidly spread through many parts of the world. Omicron-infected...

Rash characteristics of paediatric patients with COVID-19 in Singapore

Dear Editor, Children with COVID-19 infection can present with a variable spectrum of clinical manifestations, and sometimes mucocutaneous manifestations can be the only manifestation of...

Immune and coagulation profiles in 3 adults with multisystem inflammatory syndrome

A spectrum of immune dysregulation has been described following SARS-CoV-2 infections—from the cytokine storm in the acute phase, to hyperinflammatory syndromes that occur after...

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...

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...

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...

Clinical outcome of bacterial endogenous endophthalmitis in 15 patients

Dear Editor, Endophthalmitis refers to the inflammation of the ocular cavities and their immediate adjacent structures without extension beyond the sclera, usually secondary to...

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...

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...

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...

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...

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...

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...

Multisystem inflammatory syndrome in children: A unique manifestation of COVID-19

During the coronavirus disease 2019 (COVID-19) pandemic, children have been relatively spared from the severe symptomatic infection affecting adults, particularly the elderly and those...

Managing adult asthma during the COVID-19 pandemic: A 2022 review and current recommendations

Asthma is the most prevalent chronic respiratory disease, estimated to affect more than 300 million people worldwide.1 First recognised in December 2019, the coronavirus...

TB or not TB? The axillary lump question

An 81-year-old woman of healthy weight presented with a 2-week history of a painless right axillary lump. Physical examination revealed a 2cm firm nodule...

Antiphospholipid and other autoantibodies in COVID-19 patients: A Singapore series

Dear Editor, Thrombosis is an unexpected complication of COVID-19 initially reported in 3 patients from China.1 These patients tested positive for immunoglobulin (Ig) A anticardiolipin...

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,...

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...

Teaching and learning during the COVID-19 pandemic: Perspectives of medical students in Singapore

Dear Editor, The coronavirus disease 2019 (COVID-19) pandemic has resulted in many changes to medical education, including the site and mode of teaching, conducting of...

Global monkeypox outbreak 2022: First case series in Singapore

Monkeypox has been declared a public health emergency of international concern. Up until 2022, most cases of monkeypox have been reported in parts of...

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...

The global emergence of monkeypox

Monkeypox is so named because the poxvirus was first identified in 2 outbreaks among cynomolgus monkeys housed at the Statens Serum Institut, Denmark, in...

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...

Neuralgic amyotrophy in COVID-19 infection and after vaccination

Dear Editor, Various neurological manifestations associated with coronavirus disease 2019 (COVID-19) have been described,1 conditions which left a significant proportion of patients with permanent disability....

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...

Congenital cytomegalovirus infection: Advocating for screening and education

Cytomegalovirus (CMV) infection is the leading non-genetic cause of congenital neurosensory hearing loss in children, accounting for 21% of cases of hearing loss at...

Epidemiological trends and outcomes of children with aural foreign bodies in Singapore

Aural foreign bodies (FBs) commonly present to the emergency department (ED) worldwide. Children represent the majority of the population, believed to be due to...

Nutrition support practices for critically ill patients with severe acute respiratory syndrome coronavirus-2: A multicentre observational study in Singapore

Within 3 weeks of the World Health Organization declaring the COVID-19 pandemic on 11 March 2020, the Society of Critical Care Medicine (SCCM) and...

Challenges and considerations in delivering nutritional therapy in the ICU during COVID-19 pandemic

Coronavirus disease 2019 (COVID-19) has created unprecedented challenges for healthcare workers in Singapore and across the world. Providing clinical nutrition and metabolic care to...

BNT162B2 COVID-19 mRNA vaccination did not promote substantial anti-syncytin-1 antibody production nor mRNA transfer to breast milk in an exploratory pilot study

Dear Editor, Vaccine hesitancy still threatens global efforts to end the COVID-19 pandemic caused by SARS-CoV-2 and its emerging variants. Social media-driven “conspiracy theories”...

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...

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...

Prevalence and correlates of psychological distress and coronavirus anxiety among hospital essential services workers in Singapore

The Coronavirus Disease 2019 (COVID-19) has affected almost all geographies in the world since 2020. Many countries have imposed strict isolation measures to contain...

Injection site reactions after COVID-19 mRNA vaccination

Dear Editor, The Pfizer-BioNTech (BNT162b2 mRNA) and Moderna (mRNA-1273) COVID-19 vaccinations were approved for use in Singapore in December 2020 and February 2021, respectively. To...

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...

Change in hepatitis B virus DNA status in patients receiving chronic immunosuppressive therapy for moderate-to-severe skin disease

Dear Editor, Hepatitis B virus (HBV) infection poses a global health burden. Clinically, patients may present with chronic HBV infection, occult HBV infection, and fulminant...

Intravascular large B-cell lymphoma associated with sudden stridor arising from thyroid mucormycosis and concomitant bacterial infection

Dear Editor, Mucormycosis is a life-threatening fungal infection that mainly affects immunocompromised patients. It typically has low prevalence, but fatality rate is as high...

Cryptococcal Prostatic Abscess in an Immunocompromised Patient: A Case Report and Review of the Literature

Cryptococcosis is a well-recognised infection in immunocompromised patients, although its prevalence varies with the type of immune defect. We report a patient with myasthenia...

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...

Emerging Therapies for Sepsis and Septic Shock

Septic shock remains a major cause of morbidity and mortality among hospitalised patients despite advances in antimicrobial therapy and medical support. This article is available...

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%...

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. This 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...

The Global Pandemic of Dengue/Dengue Haemorrhagic Fever: Current Status and Prospects for the Future

The world has experienced unprecedented population growth in the past 50 years that continues unabated in the waning years of the 20th century. It...

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...

Palm Printing on Agar Plates of Hands of Health Care Workers from the Intensive Care Units of the National University Hospital of Singapore

Nosocomial infections are one of the major causes of morbidity and mortality in hospitals resulting in increasing health care costs. The intensive care unit...

Disseminated Penicillium marneffei Infection: A Report of Five Cases in Singapore

Penicillium marneffei is a dimorphic fungus that can cause infection in immunocompromised hosts. Reports on infection with this organism were initially uncommon, but after...

A Comparison of Antigen Dipstick Assays with Polymerase Chain Reaction (PCR) Technique and Blood Film Examination in the Rapid Diagnosis of Malaria

According to the 1996 epidemiological studies in Singapore done by the Ministry of the Environment, a total of 364 cases of malaria were reported...

Correlation of Baseline Quantitative Plasma Human Immunodeficiency (HIV) Type 1 RNA Viral Load with Clinical Status and CD4+ T-cell Counts in Treatment-Naïve HIV-Positive Patients in Singapore

Quantitative plasma human immunodeficiency virus type 1 (HIV-1) ribonucleic acid (RNA) viral load is used clinically as a predictor of progression of HIV-1 infection...

A Case of Mycobacterium scrofulaceum Osteomyelitis of the Right Wrist

Whilst infections caused by Mycobacterium tuberculosis may be a common occurrence in this part of the world, those caused by atypical mycobacteria are rarely...

Case Report of Staphylococcus lugdunensis Native Valve Endocarditis and Review of the Literature

Coagulase-negative staphylococci cause 5% of native valve endocarditis. Of the 30 species identified currently, Staphylococcus epidermidis is a well-recognised cause of native valve endocarditis;...

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...

Six-Year Follow-Up of Untreated T1 Carcinoma of Prostate

It is well known that T1 carcinoma of the prostate has varying biologic behaviour. Attempts to identify those at higher risk of progression have...

Case Reports of Nocardiosis in Patients with Human Immunodeficiency Virus (HIV) Infection

Nocardiosis is an infection caused by a soil-borne aerobic filamentous bacterium in the genus Nocardia and the order Actinomycetales. Within the genus Nocardia, N....

Pericardial effusion and tamponade in a young woman

A young woman presented to the Singapore General Hospital with a history of cough in the 2 weeks prior. She had no significant past...

The evolution of severity of paediatric COVID-19 in Singapore: Vertical transmission and multisystem inflammatory syndrome in children

Dear Editor, Coronavirus disease 2019 (COVID-19) arrived in Singapore in January 2020 as imported cases, followed by local transmission predominantly involving dormitories, with later spread...

Pericarditis and myocarditis after COVID-19 mRNA vaccination in a nationwide setting

The coronavirus disease 2019 (COVID-19) pandemic has resulted in much morbidity and mortality worldwide. The development of mRNA vaccines has heralded much hope in...

Histoplasmosis Presenting with Progressively Worsening Backache—A Case Report

A 55-year-old man presented with intermittent low back pain of 2 months’ duration which was progressively worsening, fever, anorexia and a 10-kg weight loss....

In vitro Activity of Moxifloxacin against Local Bacterial Isolates

The introduction of newer generation fluoroquinolones has generated great interest, especially in this era of increasing antimicrobial resistance. Among gram-positive resistant bacteria, the most...

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...

Methicillin-resistant Staphylococcus aureus and Vancomycin-resistant Enterococci: Emerging Problems and New Prospects for Management

The prevalence of nosocomial infections due to Gram-positive bacteria has increased dramatically over the last two decades. In North America, Gram-positive cocci now are...

Perioperative Treatment with Bactericidal/Permeability-Increasing Protein (rBPI21) in Major Liver Surgery: A Concise Summary

Primary and secondary hepatic malignancies constitute a major health problem. Hepatocellular carcinoma accounts for 90% of all primary hepatic malignancies in the world. While...

Bugs for the Next Century: The Issue of Antibiotic Resistance

Emerging antibiotic resistance is a global problem. Antibiotic resistance results in morbidity and mortality from treatment failures and increased health care costs. This article is...

Melioidosis Splenic Abscess—An Unusual Presentation as Osteomyelitis of Rib

A 74-year-old Chinese gentleman first presented in February 1999 with an abscess over his left lower chest. He was treated for pulmonary tuberculosis in...

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...

Fluconazole Susceptibility of Candida Species in Singapore by Disc Diffusion Test

Candida species is becoming increasingly important as a cause of serious infections particularly in immunocompromised patients. Surveillance in the USA between April 1995 and...

Influenza in Singapore: Assessing the Burden of Illness in the Community

Influenza is a major cause of morbidity and mortality worldwide. Morbidity in the working age group gives rise to frequent doctor visits and considerable...

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”. This...

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...

The Role of Influenza Vaccine in Healthcare Workers in the Era of Severe Acute Respiratory Syndrome

The new coronavirus responsible for severe acute respiratory syndrome (SARS) found its first victims in healthcare workers with attack rates of more than 50%...

Severe Acute Respiratory Syndrome (SARS) — 150 Days On

The Severe Acute Respiratory Syndrome (SARS) has been identified as a new clinical entity in the year 2003. It was on 12 March 2003...

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...

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...

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...

Pressure injuries related to N95 respirator masks among healthcare workers during the COVID-19 pandemic

Dear Editor, The coronavirus disease 2019 (COVID-19) pandemic outbreak, which started in 2019, has affected millions of patients globally.1 Singapore is not spared, being one...

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...

A Clinical Audit of Presentation and Outcome of Salmonella Septicaemia

Salmonella infection occurs globally and has diverse presentations including enteric fever, gastroenteritis, localised infection, chronic enteric or urinary carrier state and bacteraemias. Enteric fever,...

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...

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...

Laboratory Safety Aspects of SARS at Biosafety Level 2

In Singapore, the majority of patients suffering from the severe acute respiratory syndrome (SARS) were cared for at Tan Tock Seng Hospital. The dramatic...

Varicella Screening and Vaccination for Healthcare Workers at KK Women’s and Children’s Hospital

Due to the increased morbidity and mortality of varicella zoster (VZ) in adults and increased exposure to chickenpox in hospitals, especially in paediatric hospitals,...

Transmission of Tuberculosis from Patient to Healthcare Workers in the Anaesthesia Context

Tuberculosis poses a very real problem to healthcare workers (HCWs). In Singapore, the prevalence of tuberculosis in the general population remains high at 44...

Severe Adult Chickenpox Infection Requiring Intensive Care

Chickenpox (varicella) in adults can be severe. It is frequently associated with pneumonia and immunosuppression as well as increased mortality rates. This article is available...

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...

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...

Early Dengue Infection and Outcome Study (EDEN) – Study Design and Preliminary Findings

Dengue fever/dengue haemorrhagic fever (DF/DHF) is a re-emerging disease that is endemic in the tropical world. It is caused by 4 closely-related dengue viruses...

Seroepidemiology of Pertussis in the Adult Population of Singapore

Pertussis is a highly communicable, vaccine-preventable respiratory disease and is a frequent but often underestimated cause of prolonged cough illness in adults. Whereas in...

Travel Characteristics and Health Practices Among Travellers at the Travellers’ Health and Vaccination Clinic in Singapore

The South-east Asian region has seen recent increases in travel, and pre-travel health advice is important in protecting these travellers from risks. Travellers now...

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...

Understanding the Super-spreading Events of SARS in Singapore

Severe acute respiratory syndrome (SARS) was the first emerging infectious disease of this century with true epidemic potential. Worldwide, the virus caused a total...

SARS Plague: Duty of Care or Medical Heroism?

SARS has been described as a Chinese plague because it emerged from the colourful markets of wild animals and the exotic kitchens of Guangdong,...

SARS: How to Manage Future Outbreaks?

Severe acute respiratory syndrome (SARS) is caused by a novel coronavirus (SARS-CoV), which crossed from wild animals at live markets to man in mid-November...

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...

Laboratory Containment of SARS Virus

Severe acute respiratory syndrome (SARS) emerged in November 2002 in Guangdong Province in China and quickly spread to 26 countries/areas with local transmission in...

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...

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...

Clinical and Laboratory Findings of SARS in Singapore

An outbreak of atypical pneumonia was recognised in Singapore soon after the release of a global alert by the World Health Organization (WHO) on...

SARS in Singapore – Predictors of Disease Severity

Severe acute respiratory syndrome (SARS) is a recently defined illness caused by a novel coronavirus. The outbreak in Singapore originated from Hong Kong via...

The Outbreak of SARS at Tan Tock Seng Hospital – Relating Epidemiology to Control

Severe acute respiratory syndrome (SARS) is an emerging infectious disease caused by a novel coronavirus. Worldwide, the virus caused a total of 8098 reported...

Epidemiology and Control of SARS in Singapore

Since the 1990s, a number of infectious diseases have emerged in Singapore, despite its high standard of environmental hygiene, comprehensive childhood immunisation programme and...

Lessons From the SARS Crisis – More Relevant Than Ever

This issue of the Annals contains articles on the severe acute respiratory syndrome (SARS). One might wonder what else there is to write about...

Modelling the Utility of Body Temperature Readings From Primary Care Consults for SARS Surveillance in an Army Medical Centre

There has been increasing interest in building surveillance systems capable of detecting outbreaks of infectious diseases, at the stage where clinical presentation would still...

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...

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...

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...

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...

False Positive F-18 Fluorodeoxyglucose Combined PET/CT Scans from Suture Granuloma and Chronic Inflammation: Report of Two Cases and Review of Literature

Postoperative surveillance for recurrence after curative colorectal cancer surgery has been enhanced with the use of F-18 fluorodeoxyglucose (FDG) combined positron emission tomography (PET)/computed...

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...

Anaerobic Culture of Diabetic Foot Infections: Organisms and Antimicrobial Susceptibilities

Singapore has a relatively high prevalence of diabetes mellitus, with a recent survey showing an age-standardised prevalence of 7.8% in 2004. Diabetic soft-tissue infections...

Infection Control Practices at the Singapore General Hospital: From a Swedish Point of View

Methicillin-resistant Staphylococcus aureus (MRSA) is the most common antibiotic resistant pathogen in many parts of the world, and is associated with significant in hospital...

Methicillin-resistant Staphylococcus aureus Control in Singapore – Moving Forward

The significance of methicillin-resistant Staphylococcus aureus (MRSA) is indisputable. Its successful establishment and maintenance as the most important endemic healthcare associated infection (HCAI) results...

“Future” Threat of Gram-negative Resistance in Singapore

Gram-negative bacteria are important causes of urinary tract infections, bloodstream infections, healthcare-associated pneumonia, and intra-abdominal infections. The increasing resistance of Enterobacteriaceae is a significant...

Polymyxins: A Review of the Current Status Including Recent Developments

Polymyxins are polypeptide antibiotic that becomes available for clinical use in the 1960s, but was replaced in the 1970s by antibiotics considered less toxic....

Vancomycin-resistant Enterococcus – A Review From a Singapore Perspective

The first isolates of high-level vancomycin-resistant enterococci (VRE) were reported from the United Kingdom in the late 1980s. Since then rates of VRE infection...

Methicillin-resistant Staphylococcus aureus Control at the National University Hospital, Singapore: A Historical Perspective

The National University Hospital (NUH) was established in 1985 as the first restructured hospital and medical centre in Singapore. At its official opening in...

Gram-negative Resistance in Singapore: A Historical Perspective

Standardised antimicrobial susceptibility testing was first introduced to Singapore in the mid-1970s. The earliest Singapore antibiogram the author is aware of was published in...

In vitro Activities of Antifungal Drugs Against Yeasts Isolated from Blood Cultures and Moulds Isolated from Various Clinically Significant Sites in Singapore

Fungaemia carries with it high mortality rates and appropriate as well as timely antifungal therapy has been shown to be life saving. Amphotericin B...

A Retrospective Analysis of Antifungal Susceptibilities of Candida Bloodstream Isolates From Singapore Hospitals

Nosocomial infection with Candida species is increasing in significance worldwide. A recent review of positive blood cultures noted the relative increase in importance of...

Ertapenem for Treatment of Extended-spectrum Beta-lactamase-producing and Multidrug-resistant Gram-negative Bacteraemia

Extended-spectrum beta-lacatamase (ESBL)-producing gram-negative bacteraemia is optimally treated with carbapenem. In our institution, Escherichia coli and Klebsiella pneumoniae are the most common and third...

Independent Predictors for Mortality in Patients with Positive Stenotrophomonas maltophilia Cultures

Stenotrophomonas (formally Pseudomonas or Xanthomonas) maltophilia is a gram-negative bacillus emerging as an opportunistic, nosocomial pathogen associated with a high mortality rate. Although it...

Antibiotic Resistance in Gram-negative Bacilli: A Singapore Perspective

In contrast to recent media reviews on gram-positive pathogens such as methicillin-resistant Staphylococcus aureus, vancomycin-resistant enterococci and Clostridium difficile, the increasing complexity and multiplicity...

Antimicrobial Resistance: A New Beginning and the Need for Action

In this issue, the articles (historical, original and review papers) highlight the extent and problem of antimicrobial resistance in Singapore. The authors should be...

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...

Healthcare Workers and HIV Health Issues

This paper aims to present a comprehensive review of issues related to HIV testing in healthcare workers (HCWs) and proposes appropriate measures in response...

The 2005 Dengue Epidemic in Singapore: Epidemiology, Prevention and Control

Dengue is the most important human viral disease transmitted by arthropod vectors. Some 2500 million people – two-fifths of the world’s population – are...

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 –...

Antiviral Drugs for the Control of Pandemic Influenza Virus

Over the past 100 years there have been 3 major influenza virus pandemics, which have among them claimed millions of lives. In 1918 the...

Vaccines for Pandemic Influenza. The History of our Current Vaccines, their Limitations and the Requirements to Deal with a Pandemic Threat

The ongoing epizootic of avian influenza due to A (H5N1) viruses, the growing count of associated human fatalities, and the fear that this may...

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...

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. This article is...

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...

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...

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...

The Efficacy of Influenza Vaccination in Healthcare Workers in a Tropical Setting: A Prospective Investigator Blinded Observational Study

Influenza causes significant morbidity, mortality and economic impact in Singapore. According to a recent report, there are about 4.2 million cases of influenza-like illness...

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...

Clinical and Epidemiological Features of Patients With Confirmed Avian Influenza Presenting to Sulianti Saroso Infectious Diseases Hospital, Indonesia, 2005-2007

The first human cases of H5N1 avian influenza (AI) virus infection were reported in Indonesia in July 2005. On 19 September 2005, the Ministry...

To Kill a Mocking Bird Flu?

Why devote an entire issue of the Annals to pandemic influenza when there are so many other pressing health needs around us? With a...

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...

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...

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...

Laboratory-acquired Brucellosis

Brucellosis is a serious disease seen worldwide and has been historically known as undulant fever, Bang’s disease, Gibraltar fever, Mediterranean fever, and Malta fever....

The Utility of Liver Function Tests in Dengue

Dengue infection is endemic in many countries along the tropical and subtropical belt, with more than 100 million cases and 24,000 deaths annually worldwide....

Treatment Gets Better, but Leprosy Remains a Global Problem

Rising standards of living and the provision of effective medical treatment have resulted in good control of leprosy in many parts of the world,...

Screening for Vancomycin-resistant Enterococci Using Stools Sent for Clostridium difficile Cytotoxin Assay is Effective: Results of a Survey of 300 Patients in a Large Singapore Teaching Hospital

Vancomycin-resistant enterococci (VRE) have emerged as a major cause of nosocomial infections worldwide over the past 2 decades. In an effort to prevent the...

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,...

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...

Development of Ceftazidime Resistance in Burkhoderia pseudomallei in a Patient Experiencing Melioidosis with Mediastinal Lymphadenitis

Melioidosis caused by Burkholderia pseudomallei is endemic to Southeast Asia and Northern Australia. Melioidosis was nicknamed the “greater mimicker” because of its diverse clinical...

Human Rights as a Cornerstone of AIDS Prevention, Treatment and Public Health Measures

The International AIDS Conference (IAC) and the Singapore AIDS Conference (SAC) are biannual meetings held on even years. Both these meetings are occasions for...

Changing Epidemiology of Enteric Fevers in Singapore

Typhoid and paratyphoid fever – collectively referred to as enteric fevers - are serious systemic infections caused by Salmonella enterica serovar Typhi (S. Typhi)...

Expanding the Scope of Antiretroviral Therapy for HIV Infection

The 2010 Global Report on AIDS contains some welcome news: the number of annual AIDS-related deaths has continued to decrease from a peak of...

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...

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...

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...

A Cross-Sectional Study on Reference Ranges of Normal Oral Temperatures Among Students in Singapore

Severe acute respiratory syndrome (SARS), an infection caused by the SARS Coronavirus (SARS-CoV), was imported into Singapore in late February 2003 by a local...

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...

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...

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...

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...

Changing Seroprevalence of Hepatitis B Virus Markers of Adults in Singapore

In Singapore, epidemiological surveillance and research on hepatitis B virus (HBV) infection were initiated when acute viral hepatitis was made a notifiable disease under...

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...

Evaluation on the Effectiveness of the National Childhood Immunisation Programme in Singapore, 1982-2007

Singapore has a comprehensive National Childhood Immunisation Programme (NCIP) which first covered smallpox (1862), followed by diphtheria (1938), tuberculosis (TB) (1957), poliomyelitis (1958), pertussis...

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...

Epidemiological Characteristics of Cholera in Singapore, 1992-2007

Cholera is an acute diarrhoeal disease that usually presents as abrupt massive watery diarrhoea and vomiting. The causative organism is Vibrio cholerae which is...

Influenza B Outbreak among Influenza-vaccinated Welfare Home Residents in Singapore

Influenza has a major impact on the health of residents of long-term residential care facilities (LTCF). Residents of LTCFs are especially vulnerable to influenza...

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...

Beyond Blood Safety

World Blood Donor Day takes place on 14 June each year. Established in 2005 by the World Health Assembly, it aims to raise global...

Afterword

My first involvement with pandemic influenza preparedness planning began in January 2004, when I attended an urgent meeting organised by the Ministry of Public...

Use of Healthcare Worker Sickness Absenteeism Surveillance as a Potential Early Warning System for Influenza Epidemics in Acute Care Hospitals

The global spread of emerging infectious diseases can strain resources and result in healthcare staff absenteeism, as was the case during the severe acute...

Streptococcus pneumoniae Bacteraemia in a Young Man with Pandemic Influenza A (H1N1) 2009

The contributory role of bacterial infection to severe influenza illness during a pandemic is not entirely clear. The post-mortem samples of those who died...

Surveys of Knowledge, Attitudes and Practices on the Influenza A (H1N1) Pandemic

Statistical surveys are in general an efficient and flexible means of collecting a wide range of information from large numbers of respondents. These are...

2009 Pandemic Influenza H1N1: Paediatric Perspectives

The pandemic H1N1 influenza virus, containing genes from avian, human and swine influenza viruses, emerged in North America, and caused illness in more than...

Severe Infection with H1N1 Requiring Intensive Care – Lessons for Preparedness Programmes

Severe cases of influenza have traditionally generated much interest. The pandemic of 1957 provided instructive materials on the subject, with publications on the pulmonary...

International Health Regulations: Lessons From the Influenza Pandemic in Singapore

By virtue of the International Health Regulations (IHR) which came into force on 15 June 2007, countries are required to report specific infectious diseases...

Influenza A (H1N1-2009) Pandemic in Singapore – Public Health Control Measures Implemented and Lessons Learnt

The novel influenza A(H1N1) outbreak was officially declared a pandemic by the World Health Organization (WHO) on 11 June 2009. We describe the public...

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...

Outbreak of Novel Influenza A (H1N1-2009) Linked to a Dance Club

Influenza A (H1N1-2009) is a novel strain of influenza virus. The infection is thought to have first occurred in Mexico in March 2009, and...

Obstetric Outcomes of Influenza A H1N1 (2009) Infection in Pregnancy – Experience of a Singapore Tertiary Hospital

Influenza A H1N1 (2009) is a new viral strain containing gene segments from human, swine and avian lineages. Soon after reports of human cases...

Tracking the Emergence of Pandemic Influenza A/H1N1/2009 and its Interaction with Seasonal Influenza Viruses in Singapore

The global preparedness that followed the severe acute respiratory syndrome (SARS) outbreaks of 2003 and the re-emergence of a potentially pandemic avian influenza A/...

An Epidemiological Study of 1348 Cases of Pandemic H1N1 Influenza Admitted to Singapore Hospitals from July to September 2009

On 17 April 2009, the US Centers for Disease Control (CDC) determined that febrile respiratory illness occurring in 2 children residing in adjacent counties...

Outbreak of Pandemic Influenza A (H1N1-2009) in Singapore, May to September 2009

The first cases of infection with a novel influenza A (H1N1) strain were reported in 6 cases in California and 2 cases in Texas...

Pandemic (H1N1) 2009: Clinical and Laboratory Findings of the First Fifty Cases in Singapore

Just over a year ago, the swine-origin influenza A (H1N1) virus emerged in Veracruz, Mexico, and rapidly alarmed public health and influenza experts by...

The Influenza A (H1N1) 2009 Pandemic in Singapore

Just over a year ago, the swine-origin influenza A (H1N1) virus emerged in Veracruz, Mexico, and rapidly alarmed public health and influenza experts by...

Tuberculosis – An Under-appreciated Disease

Tuberculosis (TB, as usually abbreviated) is a major cause of morbidity and mortality in many countries, and a significant public health problem worldwide. The...

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...

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...

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...

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...

Challenges Facing the Control of Leprosy in the Indian Context

Leprosy is a chronic infectious disease caused by Mycobacterium leprae and mainly affects the skin, peripheral nerves, the eyes and the mucosa of the...

The Ethics of Responding to a Novel Pandemic

“A man without ethics is a wild beast loosed upon this world.” -Albert Camus (1957 Nobel Prize for Literature) As the microscopic ‘wild beasts’ of infectious...

Plasma IP-10 could identify early lung disease in severe COVID-19 patients

Dear Editor, The global pandemic of SARS-Coronavirus-2 (SARS-CoV-2) infection has imposed tremendous strain on healthcare resources worldwide, as a significant proportion of patients require...

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...

An Interesting Finding in a Patient with Chronic Diarrhoea

A 25-year-old man presented with intermittent selflimiting episodes of diarrhoea for 5 months. At times, he opened his bowel 8 times a day with...

Adverse reactions and safety profile of the mRNA COVID-19 vaccines among Asian military personnel

The COVID-19 pandemic has led to significant changes in the way of life for many around the world.1,2 After more than a year, many...

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...

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...

Prevalence of Overweight and Obesity in Chinese Preschoolers in Singapore

The increasing prevalence of childhood overweight and obesity and its associated adverse health outcomes have become an important health issue. Childhood obesity can persist...

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...

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...

Re: An Alternative Diagnosis: Bartonella Neuroretinitis

I would like to thank the authors for the reply to our case report. The differential diagnosis of Bartonella neuroretinitis in this patient was...

An Alternative Diagnosis: Bartonella Neuroretinitis

We refer to the letter ‘Lyme Neuroretinitis in Singapore: A Diagnostic Dilemma’ published in the April 2012 Vol. 41 No. 4 issue of the...

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...

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...

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....

Diagnosing Bacteraemia Early in Older Adults

Sepsis is a prevalent and important cause of morbidity and mortality in the general population. Approximately 750,000 patients in the United States alone develop...

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...

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...

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...

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...

The Greying Pandemic: Implications of Ageing Human Immunodeficiency Virus-Positive Population in Singapore

Human immunodeficiency virus (HIV) remains a global public health issue. It is estimated that there are 37.9 million people living with HIV (PLHIV) today....

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...

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...

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...

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...

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...

ST-segment elevation myocardial infarction in post-COVID-19 patients: A case series

Coronavirus disease 2019 (COVID-19) has been associated with thromboembolic phenomenon in the early phase of disease. Growing evidence suggests a hypercoagulable state as well...

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...

Pelvic mass mimicking advanced tubo-ovarian malignancy with hepatic metastasis

A 49-year-old woman presented with mild pain in her lower abdomen and changes in bowel habits for 2 months. She also experienced 20kg of...

Evaluation of the QIAstat-Dx Respiratory SARS-CoV-2 Panel for early diagnosis of COVID-19

An effective response to the SARS-CoV-2 that has caused the coronavirus disease 2019 (COVID-19) pandemic1 requires rapid and accurate diagnostic testing. We evaluate the...

Antibiotic stewardship algorithm to rationalise antibiotic use among hospitalised COVID-19 patients

As presentation of COVID-19 may mimic that of bacterial pneumonia, antibiotics are often prescribed. Concerns regarding overuse of antibiotics are now being raised particularly...

Attendance for ischaemic stroke before and during COVID-19 lockdown in Singapore

The coronavirus disease 2019 (COVID-19) outbreak has impacted healthcare systems worldwide. Globally, visits to the emergency department have fallen as much as 25% during...

Radiological changes on chest CT following COVID-19 infection

COVID-19 infection is associated with high rates of hospitalisation and mortality, placing healthcare systems under strain. There are many reports regarding the non-contrast-enhanced high-resolution...

Severe COVID-19 and coagulopathy: A systematic review and meta-analysis

Manifestations of the coronavirus disease 2019 (COVID-19) span a wide clinical spectrum, from asymptomatic carriers to critical illness with a wide range of complications....

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...

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...

Estimating the impact of COVID-19-induced coagulopathy

The current coronavirus disease 2019 (COVID-19) pandemic has exerted significant strain on healthcare worldwide. Mostly asymptomatic or mildly symptomatic, COVID-19 caused by SARS-CoV-2 is...

Impact of COVID-19 on mental health and occupational burnout in a surgical unit in Singapore

In this study, we assessed the impact of COVID-19 on the psychological well-being and burnout among staff who manage critically ill general surgery and...

Optimum early orthopaedic surgery in COVID-19 patients

Multiple guidelines have been established regarding the management of COVID-19 patients. However, there remains a paucity regarding specific guidelines on the optimal timing for...

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...

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...

The impact of COVID-19 pandemic on global mental health: From the general public to healthcare workers

The COVID-19 pandemic began in late 2019 and was declared a pandemic by the World Health Organization (WHO) on 11 March 2020. To decrease...

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...

Precautions When Providing Dental Care During Coronavirus Disease 2019 (COVID-19) Pandemic

Coronavirus disease 2019 (COVID-19) is caused by novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and was first reported to the World Health Organization...

Autism Spectrum Disorder and COVID-19: Helping Caregivers Navigate the Pandemic

The coronavirus disease 2019 (COVID-19) pandemic has disrupted societies globally. As of 11 May 2020, 53 children have been infected with COVID-19 in Singapore...

Cross-reaction of Sera from COVID-19 Patients with SARS-CoV Assays

SARS-CoV-2 is a new zoonotic coronavirus (CoV) that emerged in Wuhan, China, which was first reported to the World Health Organization (WHO) on 31...

COVID-19 and Singapore: From Early Response to Circuit Breaker

The COVID-19 pandemic first broke out in Wuhan, China, in December 2019, where a cluster of pneumonia cases was reported and the novel coronavirus...

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...

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...

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...

Pregnancy Outcomes in COVID-19: A Prospective Cohort Study in Singapore

Since the first cases of coronavirus disease 2019 (COVID-19) in pregnancy were described, significant concerns have been raised about the potentially increased susceptibility of...

Obesity in COVID-19: A Systematic Review and Meta-analysis

Coronavirus disease 2019 (COVID-19) is an ongoing global pandemic infection by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). It is established that increasing...

Resuming otolaryngology services following a COVID-19 lockdown in Singapore

When the COVID-19 outbreak first occurred, we tweaked our department workflows to cope with the various demands of our practice and the pandemic. When...

COVID-19: Lessons from Thailand

The COVID-19 pandemic has massively disrupted the social and economy of many countries. Thailand has been successful in controlling the spread of the disease...

Hypervirulent Klebsiella pneumoniae carriage in polyclinic attendees and national servicemen presenting with diarrhoea

Klebsiella pneumoniae liver abscess is an invasive syndrome that mainly affects people living in East Asia. It especially affects adults with diabetes and is...

Videoconsultation to overcome barriers during COVID-19

Since February 2020, Government Restructured Hospitals in Singapore began deferring non-urgent outpatient appointments. This aimed to facilitate physical distancing and reallocate healthcare resources to...

Impact of cardiovascular diseases on severity of COVID-19 patients: A systematic review

Coronavirus disease 2019 (COVID-19) has spread rapidly from China to other countries around the world, with the World Health Organization characterising it as a...

Positive RT-PCR detected in patients recovered from COVID-19

Positive real-time reverse transcription-polymerase chain reaction (RT-PCR) for SARS-CoV-2 nucleic acid following 2 consecutive negative RT-PCR tests have been reported in China and Korea....

Cerebral venous thrombosis in a patient with mild COVID-19 infection

Emerging reports suggest venous and arterial thromboembolic diseases can complicate recovery from COVID-19. Postulated mechanisms include hypercoagulability, hypoxia, immobilisation, excessive inflammation and diffuse intravascular...

Decrease in emergency department attendances during COVID-19 especially in school-going children

Health-seeking behaviour varies during a pandemic. Early reports have suggested reduced attendances at emergency departments (EDs), especially in paediatric patients and in patients with...

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...

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...

Mental Health Strategies to Combat the Psychological Impact of Coronavirus Disease 2019 (COVID-19) Beyond Paranoia and Panic

On 30 January 2020, the World Health Organization (WHO) declared the outbreak of coronavirus disease 2019 (COVID-19) an international public health emergency after the...

Rapid Progression to Acute Respiratory Distress Syndrome: Review of Current Understanding of Critical Illness from Coronavirus Disease 2019 (COVID-19) Infection

In this report, we describe a patient who developed acute respiratory distress syndrome (ARDS) with rapid clinical deterioration. Unfortunately, not much is known about...

Epidemiology and Control of Hand, Foot and Mouth Disease in Singapore, 2001-2007

Hand, foot and mouth disease (HFMD) is a common childhood viral infection, which is typically mild and self-limiting. It is characterised by a brief...