Original Article
Machine learning to risk stratify chest pain patients with non-diagnostic electrocardiogram in an Asian emergency department
Risk stratification of patients presenting with chest pain poses a frequent, often difficult, challenge to the emergency physician. Cardiac biomarkers such as troponin are an important part of the evaluation of the patient suspected of having acute coronary syndrome (ACS). Serial readings are traditionally needed for troponin, given that...
Letter to the Editor
Acute respiratory tract infections management in private primary healthcare in Singapore
Dear Editor,
Antibiotic use is medically unnecessary for the majority of Acute Respiratory Infections (ARIs), which are mostly of viral aetiology and self-limiting in nature. Despite this, high rates of antibiotic use in the treatment of ARI persist, particularly in primary care where the most ARI cases are managed.1 In...
Original Article
Health-related quality of life in Singapore: Population norms for the EQ-5D-5L and EORTC QLQ-C30
Health-related quality of life (HRQOL) is a multidimensional assessment of the impact of disease and treatment on physical, psychological and social aspects of individuals’ lives.1,2 HRQOL is an important outcome measure of healthcare interventions that is increasingly used in clinical research and practice.1,3 HRQOL instruments may be generic or...
Editorial
Strengthening HRQOL Assessment in Singapore: Updated Norms for EQ-5D-5L and EORTC QLQ-C30
Health-related quality of life (HRQOL) is increasingly used as an important indicator of health outcomes for measuring the impact of illness and treatment among individuals with mental or physical conditions. The EuroQol 5-dimension (EQ-5D) questionnaire is one of the most widely used generic measures for HRQOL and estimating the...
Letter to the Editor
A review on adverse airway events during anaesthesia over 6 years in a tertiary referral hospital
Dear Editor,
Comprehensive reviews of perioperative critical airway events (CAE) have been conducted through audits and closed claims analyses. However, there is currently limited published data specific to Singapore. Our study aims to analyse CAE at a tertiary hospital in Singapore, ascertain their frequency, identify risk factors, and compare findings...
Original Article
Adolescent self-harm and suicide attempts: An analysis of emergency department presentations in Singapore
Within 3 years from 2019 to 2021, adolescent suicide rates in Singapore almost doubled from 5.35 to 9.14 per 100,000 population.1,2 This is against a backdrop of a silently brewing adolescent behavioural and mental health crisis locally and globally, which started before the COVID-19 pandemic but has since been...
Editorial
Adolescent self-harm and suicide attempts in the emergency department in Singapore
The youth mental health crisis has taken centre stage globally in recent years with increased reporting of young persons suffering from mental health problems and mental illnesses. Singapore is not spared. The COVID-19 pandemic has been largely blamed for the onset of the mental health crisis due to its...
Original Article
Epidemiology of paediatric intensive care unit admissions, deaths and organ donation candidacy: A single-centre audit
With advancements in medical care, mortality rates in critically ill patients have decreased substantially.1,2 Contemporary studies from developed countries report paediatric intensive care mortality rates of 2–3%3,4 in 2014 to 2019, whereas mortality in developing countries can be as high as 50%5 as of 2024, indicating large disparities in...
Original Article
Perioperative emergency laparotomy pathway for patients undergoing emergency laparotomy: A propensity score matched study
Patients requiring emergency laparotomy (EL) are a vulnerable subset within general surgery, with reported 30-day mortality rates ranging from 9% to 18%, which is 3 times higher than similar elective operations.1-3 Unlike elective surgeries, the care for EL patients is time-sensitive as they move from the emergency department, radiology...
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...
Review Article
Optimising dementia screening in community-dwelling older adults: A rapid review of brief diagnostic tools in Singapore
Persons living with dementia experience chronic and progressive cognitive decline in 1 or more cognitive domains, affecting their everyday activities.1 Globally, the number of persons living with dementia is expected to rise from 55 million in 2019 to 139 million in 2050, with an estimated two-thirds in lower- and...
Review Article
Corticosteroids in critically ill patients with community-acquired pneumonia: A systematic review and Bayesian meta-analysis
Community-acquired pneumonia (CAP) is a common cause of hospital mortality. Each year, in the US alone, more than 1.5 million pneumonia patients are hospitalised, and 1 in 3 of them die within 1 year.1 Mortality is the highest among patients requiring organ support in the intensive care unit (ICU)....
Letter to the Editor
Intravenous epoprostenol therapy in the treatment of pulmonary arterial hypertension in Singapore
Illustration by Nata Blackthorn
Dear Editor,
Pulmonary arterial hypertension (PAH) is a progressive disease characterised by significant morbidity and mortality. Intravenous (IV) epoprostenol (Veletri, Johnson & Johnson, US), a prostacyclin analogue, has been shown to improve exercise tolerance, PAH symptoms, haemodynamics and survival.1,2 However, there is a lack of data on...
Editorial
Optimising paediatric urinary tract infection diagnosis
Urinary tract infection (UTI) is the most common cause of serious bacterial illness among children and infants.1 Up to 2% of boys and 8% of girls will develop at least 1 episode of UTI by the age of 7 years.1,2 Of these, it is estimated that 12% to 30%...
Original Article
Investigating urinary characteristics and optimal urine white blood cell threshold in paediatric urinary tract infection: A prospective observational study
Urinary tract infection (UTI) is a common diagnosis in the paediatric emergency department (ED). It accounts for an estimated 5–14% of paediatric ED visits yearly in the US.1-3 It is a common cause of serious bacterial infections in children, and the most common microorganism is Escherichia coli (65–75%), followed...
Letter to the Editor
Predictors of complicated influenza infection in children presenting in a tertiary hospital in a tropical country: A case-control study
Dear Editor,
Influenza causes significant healthcare burden globally1 with highest risks in children and the elderly. In children, multiple studies have identified risk factors for severe influenza such as young age (<5 years), presence of comorbidities, abnormal vital signs (e.g. hypoxia, shock) and bacterial coinfections.2-4 We found similar findings in...
Original Article
Delayed presentation is associated with serious bacterial infections among febrile infants: A prospective cohort study
Young infants ≤90 days old are at risk of serious bacterial infections (SBIs) due to their immature immune systems and may develop severe complications resulting in neurocognitive deficits, hearing loss and even mortality.1,2 The diagnosis of SBIs remains challenging as fever may be the only symptom of SBIs in...
Original Article
Healthcare burden of cognitive impairment: Evidence from a Singapore Chinese health study
Individuals with cognitive impairment (CI) are predisposed to injuries, infections and treatment complications,1 have poorer treatment compliance, and face greater difficulties with post-discharge care.2 These challenges, exacerbated by comorbidities,3-6 lead to poorer ambulatory care management, reduced contacts with primary and outpatient care providers, and greater use of emergency department...
Original Article
Prevalence of consumption of illicit drugs and associated factors from a nationwide epidemiological survey: The Singapore Health and Lifestyle Survey
Substance use disorders (SUDs) are characterised by the uncontrolled use of a substance by an individual despite its harmful consequences.1,2 The prevalence of consumption of substances and SUDs varies widely across countries. This difference in prevalence can be attributed to factors such as study methodology (the substance included in...
Letter to the Editor
Validating two international warfarin pharmacogenetic dosing algorithms for estimating the maintenance dose for patients in Singapore
Dear Editor,
Predicting optimal warfarin dosing is difficult due to complex pharmacodynamics and pharmacokinetics, narrow therapeutic index and susceptibility to many factors.1 Genetic variations of the CYP2C9 and VKORC1 enzymes, occurring in different frequencies in different populations, play a significant role in determining warfarin dosing.1-4 Using pharmacogenetic dosing algorithms to...
Letter to the Editor
Hantavirus haemorrhagic fever and renal syndrome, caused by the Hantaan virus in Singapore: A case report
Dear Editor,
We outline a case of a 59-year-old Malaysian man of Indian origin with no known past medical history apart from diabetes mellitus and hypertension, who presented with a 7-day history of unrelenting fever, myalgia, confusion and unsteady gait. He worked as a shipyard engineer and travelled between Singapore...
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...
Original Article
Anti-osteoporosis drugs reduce mortality in cancer patients: A national cohort study of elderly with vertebral fractures
Osteoporotic vertebral fractures (OVFs) are the most prevalent type of fragility fractures, affecting 25% of adults in their early 70s and 43% of those over the age of 80.1,2 Following an OVF, persistence of the vertebral deformity may lead to spinal kyphosis, which is associated with chronic lower back...
Editorial
Anti-osteoporosis drugs and reduction of mortality in cancer patients
Osteoporosis and cancer share a complex relationship, with each condition influencing the progression and outcomes of the other.1 Multiple factors, such as chemo- and hormonal therapies, and the direct invasion of bone tissue by malignant cells contribute to the accelerated bone loss seen in cancer patients.1 Various anti-osteoporosis drugs,...
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....
Letter to the Editor
Outcomes of patients admitted for drowning
Dear Editor,
According to the latest Utstein-style consensus, drowning is defined as the primary respiratory impairment resulting from submersion or immersion in a liquid medium.1 Patients may experience hypothermia, acute respiratory distress syndrome and shock.1 The pathophysiology is poorly understood, but could relate to physiological responses to temperature, water swallowing...
Letter to the Editor
Impact of an ageing population on the intensive care unit
Dear Editor,
Intensive care unit (ICU) resources are scarce and expensive, and deciding if intensive care is suitable for older patients involves complex clinical reasoning, ethical challenges and cost considerations. Although some studies show that ICU mortality increases with age, others suggest that age alone is not predictive of poor...
Original Article
Preoperative shock index in major abdominal emergency surgery
Major abdominal emergency surgery (MAES) is a complex and high-risk procedure with a significantly greater risk of complications and mortality as compared to elective surgery.1-3 Mortality rates in MAES can range from 14% to 20%,2,4 with current literature quoting rates as high as 45%.5
To objectively assess the perioperative surgical...
Editorial
Shock index: Easy to use, but can it predict outcomes following major abdominal emergency surgery?
Major abdominal emergency surgery (MAES) is commonly performed for various potentially life-threatening intra-abdominal surgical conditions with high perioperative mortality of up to 45%.1 Certain patient factors (e.g. advanced age, frailty, and presence of multiple comorbidities) and disease factors (e.g. perforated viscus and intra-abdominal sepsis) have been shown to predict...
Original Article
Association of anticoagulation use during continuous kidney replacement therapy and 90-day outcomes: A multicentre study
Acute kidney injury (AKI) affects 21.6% of critically ill adult patients,1 with 5–7% requiring kidney replacement therapy (KRT).2 AKI carries significant prognostic and socioeconomic implications—chronic kidney disease (CKD) progression over 1 year has been described in 21%, 30%, and 79% of initial survivors with septic AKI reversal, recovery and...
Original Article
Clinical outcomes of hospitalised individuals with spin-induced exertional rhabdomyolysis
Rhabdomyolysis is a clinical and biochemical syndrome caused by the breakdown of myocytes and release of intracellular components into the bloodstream.1 A subset of rhabdomyolysis is exertional rhabdomyolysis (ER), which is caused by strenuous physical activity. Risk factors for ER include lack of physical endurance, increased duration and intensity...
Letter to the Editor
Emergency department falls interventions improve osteoporosis management in frail older adults
Dear Editor,
Singapore’s population is ageing rapidly and by 2030, around 1 in 4 citizens will be aged 65 and above.1 Older adults represent 21–40% of emergency department (ED) users and proportionally are the highest users of ED services.2
One-third of community dwellers over 65 years of age fall each year,...
Original Article
Low skeletal muscle mass predicts poor prognosis of elderly patients after emergency laparotomy: A single Asian institution experience
Emergency laparotomy (ELAP) for elderly patients is associated with higher mortality and increased postoperative complications compared with those undergoing elective surgery.1-3 Elderly patients, who are more likely to have comorbidities, have lower functional reserves to cope with the increased physiological demand due to their acute illness and eventual surgical...
Letter to the Editor
High burden of respiratory viral infection-associated mortality among critically ill children
Dear Editor,
Acute lower respiratory infections (ALRIs) are a leading cause of under-5 mortality globally—two-thirds could be attributable to respiratory viral infections (RVIs).1,2 The burden of paediatric RVIs in settings of tropical climate with year-long virus circulation is relatively underreported.3,4 Previous studies in these areas have estimated that around 8–11%...
Commentary
Activating Code Crimson in the emergency department: Expediting definitive care for trauma patients with severe haemorrhage in Singapore
Public healthcare institutions (PHIs) in Singapore have a range of policies and guidelines for the management of patients presenting to the emergency department (ED) with blunt or penetrating major trauma. “Trauma team activation” is initiated by the ED specialist through the hospital call-centre, and is a process that mobilises...
Original Article
Nationwide study of the characteristics of frequent attenders with multiple emergency department attendance patterns
Emergency department (ED) overcrowding is a growing issue that threatens public health in various parts of the world,1 including the US,2 UK,3 Australia,4 Japan5 and Taiwan.6
Individuals who visit the ED repeatedly, known as frequent attenders (FAs), have been identified as a possible driver of ED overcrowding. While the...
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)...
Letter to the Editor
Response to letters arising from publication of the Academy of Medicine, Singapore clinical guideline on the use of sedation by non-anaesthesiologists during gastrointestinal endoscopy in the hospital setting
Dear Editor,
The Academy of Medicine, Singapore (AMS) guideline on the use of sedation by non-anaesthesiologists during gastrointestinal endoscopy in the hospital setting and an accompanying editorial were published in the January 2022 issue of the Annals.1,2 An evidence-based approach was used with reference made to relevant published literature. The...
Letter to the Editor
Sedation in gastrointestinal endoscopy in Singapore
Dear Editor,
I refer to the editorial “Ensuring safe sedation during gastroendoscopy”1 and the original article “Academy of Medicine, Singapore clinical guideline on the use of sedation by non-anaesthesiologists during endoscopy in the hospital setting”2 in your journal in January 2022.
The American Society of Gastrointestinal Endoscopy (ASGE) and the European...
Letter to the Editor
Non-anaesthesiologists administering propofol in the Singapore context
Dear Editor,
Propofol is a potent intravenous sedative-hypnotic agent. Its popularity for sedation has increased in the last 3 decades because of its smooth, rapid onset of action and fast post-procedural recovery.1 Nonetheless, propofol depresses cardiorespiratory function and could result in life-threatening adverse effects.
A workgroup, mainly consisting of gastroenterologists and...
Letter to the Editor
Sedation by non-anaesthesiologists in gastrointestinal endoscopy
Dear Editor,
We read with interest the paper by Ang et al.1 on Singapore guidelines in the use of sedation by non-anaesthesiologists during gastrointestinal endoscopy in the hospital setting. We are especially intrigued by Statement 6, stating that propofol sedation for endoscopy can be safely and effectively administered by trained...
Original Article
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 their inquisitive minds and experimental nature.1 Aetiologies for aural FBs include accidental or intentional insertion of FBs into body orifices, ear irritation caused by rhinitis...
Original Article
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 the spread of this disease. While the majority of the population has been working from home, essential workers continue manning the frontlines, facing risks such...
Original Article
Comparison of planned-start, early-start and deferred-start strategies for peritoneal dialysis initiation in end-stage kidney disease
Peritoneal dialysis (PD) is a well-established long-term dialysis modality for patients with end-stage kidney disease (ESKD).1 It is recommended that a PD catheter should be placed at least 2 weeks prior to the anticipated need of long-term PD treatment for a planned-start PD.2 Despite wide-spread promotion of planned-start dialysis for...
Review Article
Determinants of emergency department utilisation by older adults in Singapore: A systematic review
Older adults in Singapore contribute to a disproportionately higher number of visits to the emergency department (ED), mirroring trends around the world.1,2 For instance, hospital admissions among those aged ≥65 years have been on the rise from 2018 to 2020, contributing a growing burden to ED services over the...
Original Article
Identifying high-risk hospitalised chronic kidney disease patient using electronic health records for serious illness conversation
In-hospital cardiopulmonary resuscitation (CPR) for chronic kidney disease (CKD) patients is shown to have lower survival1 and a higher proportion of survivors on maintenance haemodialysis were discharged to skilled nursing facilities.2 Despite that, haemodialysis patients still preferred CPR during cardiac arrest3 and there are lower do-not-resuscitate orders for the...
Original Article
Pre- and apnoeic high-flow oxygenation for rapid sequence intubation in the emergency department (the Pre-AeRATE trial): A multicentre randomised controlled trial
Critically ill patients in the emergency department (ED) have shorter safe apnoea times due to physiological distress from decreased cardiac output, increased shunting and reduced pulmonary reserves.1 Hypoxia is a commonly encountered adverse event during rapid sequence intubation (RSI)2 and is associated with cardiac arrest, neurological injury and death.3...
Original Article
Death and cardiovascular outcomes in end-stage renal failure patients on different modalities of dialysis
End-stage renal failure (ESRF) is a major cause of morbidity and mortality worldwide, including Asia.1 In Singapore, incidence of chronic kidney disease (CKD) stage 5 has increased from 383.9 per million population (PMP) in 2010 to 414.8 PMP in 2015. Incidence of patients requiring dialysis has increased in tandem....
Original Article
A Review of Pedestrian Fatalities in Singapore from 1990 to 1994
Fatal road accidents are by no means uncommon in Singapore, a modern tropical metropolis with a population of approximately 3 million. Statistics provided by the Traffic Police Department show that, although the accident fatality rate had fallen sharply from 13.4 per 100,000 population in 1984, to 8.0 per 100,000...
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
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
Malaria Requiring Intensive Care
Malaria is an important and common infectious parasitic disease globally. It is associated with significant morbidity and mortality, especially in endemic areas.
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Original Article
Patients Admitted to an Intensive Care Unit for Poisoning
The study of poisoning has been relatively neglected in Singapore. A check through the Infogate database of the National University of Singapore Library revealed only seven papers on the epidemiology of poisoning since 1975 (the earliest year covered by the database) and none targeting those severe enough to require...
Original Article
Survival after Cardiopulmonary Resuscitation in the General Wards—The Results of a Dedicated “Code” Team
Cardiopulmonary resuscitation (CPR) is widely practised for cardiopulmonary arrests with variable success. The initial intention was to defibrillate patients with ventricular fibrillation after acute myocardial infarction, to save those with “hearts too good to die”.
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Original Article
Impact on Quality of Patient Care and Procedure Use in the Medical Intensive Care Unit (MICU) Following Reorganisation
Critical care is costly as it is labour intensive and involves expensive life support technology. In the United States, the intensive care units (ICUs) use about 15% of the total hospital cost or about 1% of the gross national product.
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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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Others
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 the first report of disseminated P. marneffei infection in a HIV-infected individual from Bangkok in 1989, the incidence has increased markedly, almost exclusively in patients...
Original Article
Hospitalised Low-risk Community-acquired Pneumonia: Outcome and Potential for Cost-savings
Community-acquired pneumonia (CAP) is a common illness with nearly 4 million adults diagnosed each year in USA with more than 600,000 hospita1isations. The associated cost of hospitalisation is enormous and approaches nearly US$4 billion per year.
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Original Article
Long-term Outcome and Disease Control in Near-fatal Asthma
Rising trends in mortality in asthma have been reported from many countries, including Asian countries such as Hong Kong. Asthma deaths have been associated with a number of avoidable factors such as deficiencies in personal and professional management that can potentially be remedied if identified.
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Original Article
Extent and Appropriateness of Emergency Department Services Usage by Foreign Workers in Singapore
Singapore employs more than 350,000 foreign workers currently. With this influx of foreign workers into our city-state which has limited land and resources, it is not surprising that public services like the health service feel the impact of their presence.
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Original Article
Drowning and Near-drowning—Some Lessons Learnt
Drowning is defined as suffocation from submersion in a liquid with death within the first twenty-four hours. Near-drowning implies that recovery has occurred, at least temporarily, or that the victim has survived over twenty-four hours.
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Original Article
Extended Resection of Locally Advanced (T4) Stomach Cancer
Cancer is the most common cause of death in Singapore. Although there is a gradual decline in incidence of stomach cancer over the years, it is the third (10.1%) most common cancer in males and the fifth (6.5%) most common cancer in females in Singapore.
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Others
Clinical Drug Trials: Practical Problems of Phase III
There has been a rapid increase in clinical trial activity in Singapore and other parts of Asia. Randomised clinical trials are the “gold standard” in study design, which enable the question of efficacy of different treatments or managements to be effectively compared.
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Original Article
Deep Vein Thrombosis after Total Knee Replacement
Western literature reports a very high incidence of deep vein thrombosis in its population especially after orthopaedic surgery. In total knee replacement without prophylaxis, its incidence is quoted between 46% and 84% in various studies.
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Original Article
Adverse Operative Risk Factors for Perforated Peptic Ulcer
Although there has been a significant decline in elective surgery for peptic ulcer disease with the introduction of H-2 blocker, the incidence of peptic ulcer perforation has remained relatively unchanged over the years. The mortality rate from perforated peptic ulcer remains high as more perforations occur in the elderly...
Commentary
Preparing for the silver boom: A falls prevention tool for older adults in the emergency department
Each year, 28–35% of community dwelling adults over 65 years fall.1 This figure increases to about 50% for those above 80 years old.2 Falls also account for 85% of all geriatric trauma presenting to the emergency department (ED) in Singapore,3 with the crude incidence rate of unintentional falls at...
Others
Critical Success Factors in Implementing Clinical Pathways/Case Management
Supplement on Casemix Conference Singapore 2001 held on 17-19 August 2001 in Singapore
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Others
Introduction of Problem-based Learning in a Traditional Medical Curriculum in Singapore—Students’ and Tutors’ Perspectives
The National University of Singapore was started in 1905. Since then, it has trained many generations of medical practitioners.
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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
Quality of Life in Long-Term Survivors of Intensive Care
Intensive care has undergone rapid technological advancement in recent years enabling complex treatment of patients of advanced age and/or with advanced chronic diseases underlying their acute medical problems. New interventions have been introduced with success determined by their ability to save lives.
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Review Article
Limitation of Life Support in the Critically Ill: The Hong Kong Perspective
Technological advances over the last 30 years have had an enormous impact on the way in which medicine is delivered today. This is particularly so in the specialty of intensive care where intensivists possess the necessary knowledge and tools to prolong life in many situations where patients would previously...
Original Article
Abdominal Complications after Cardiac Surgery
Despite intensive therapeutic efforts, both the incidence and mortality of gastrointestinal complications after cardiac surgery employing cardiopulmonary bypass (CPB) have not decreased during the last two decades. Gastric bleeding, ischaemic bowel disease, gallbladder disease, and pancreatitis are reportedly the most common complications.
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Original Article
A Retrospective Study of Melanocytic Naevi at the National Skin Centre
Melanocytic naevi are benign proliferation of melanocytes of congenital and acquired types which usually appear during adolescence or early adult life. Naevi are of three common subtypes i.e. junctional, compound and intradermal melanocytic naevi, with characteristic clinical appearance that aids in clinical diagnosis.
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Original Article
Intravenous Adrenaline or Vasopressin in Sudden Cardiac Arrest: A Literature Review
Of the approximately 15,000 deaths that occur in Singapore every year, about 25% are from cardiac causes; of which, some 30% to 40% occur suddenly, outside of a hospital. The mechanism of death is usually a fatal arrhythmia, most often ventricular tachycardia or fibrillation.
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Original Article
Audit of Total Parenteral Nutrition in an Adult Surgical Intensive Care
Total parenteral nutrition (TPN) may contribute to good outcome in selected groups of patients. Parenteral nutrition is highly effective in reversing effects attributable to simple starvation.
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Original Article
Myocardial Infarction in Singapore: A Nationwide 10-year Study of Multiethnic Differences in Incidence and Mortality
Rapid urbanisation and increasing affluence have improved the socioeconomic status of Asians. This, however, has brought with it new socioeconomic and medical problems resulting from the urbanised lifestyles entrenched in these newly industrialised economies.
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Others
Evidence-based Medicine: The Key to Guidelines, Disease and Care Management Programmes
Health care in America and the rest of the industrialised world continues to reinvent itself at an ever-accelerating rate. The societal pressures for high quality, high value care that produces measurable improvement in quality processes and outcomes is increasing from the government and private sectors.
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Original Article
Acute Coronary Syndrome—Factors Causing Delayed Presentation at the Emergency Department
Acute coronary syndrome (ACS) refers to a continuum of clinical entities ranging from unstable angina pectoris (UAP) to Q-wave myocardial infarction. Mortality rates from acute myocardial infarction (AMI) have seen a worldwide decline in recent years.
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Original Article
The Acute Presentation of Pulmonary Thromboembolism: A Retrospective Viewpoint
Pulmonary thromboembolism (PE) has historically been considered a rarity in the Asian population. Although well studied in the West, Asian literature on this condition has been sporadic.
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Original Article
Measuring Health-related Quality of Life in Singapore: Normal Values for the English and Chinese SF-36 Health Survey
Advances in diagnosis and therapy in the second half of the 20th century have lead to impressive improvements in survival for patients with many chronic illnesses. With improvements in survival, patients’ perceptions of health are increasingly being recognised as an important outcome in clinical medicine, especially in illnesses where...
Original Article
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 sickness absence from work. Influenza in the elderly population and in high-risk groups results in hospitalisations and deaths due to complications of pneumonia.
This article is...
Original Article
Epidemiology of Beta-haemolytic Group G Streptococcal Bacteraemia in Singapore (1996 to 1998)
Human isolates of group G streptococci (GGS) that form large colonies are similar to group A streptococci (GAS) in terms of virulence and cause a range of serious infections. These included infective endocarditis which had been emphasised in older reports1 but was found to be uncommon in later studies.
This...
Original Article
Osteoporotic Hip Fractures in Singapore—Costs and Patient’s Outcome
Singapore is facing a rapidly ageing population. Osteoporosis, which is an age-related illness, will become an increasing problem. Osteoporotic hip fracture, because of the need for hospitalisation and surgery, represents an important economic burden to society, in addition to its medical morbidities and social implications upon the patient and...
Others
Emergency Department Usage by Community Step-Down Facilities – Patterns and Recommendations
It is projected that elderly persons will make up 18.4% of Singapore’s population by the year 2030. Currently, there are 5189 residents staying in nursing homes.
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Others
Critically Ill Elderly Who Require Mechanical Ventilation: The Effects of Age on Survival Outcomes and Resource Utilisation in the Medical Intensive Care Unit of a General Hospital
Increasing life expectancy and ageing of the “post-war baby boomer” generation have led to the rapidly ageing demographic of many Asian countries. Singapore’s elderly population above the age of 65 will rise from 7.5% in 2002 to 18.9% by the year 2030.
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Others
Validity and Reliability of the EQ-5D Self-report Questionnaire in Chinese-speaking Patients with Rheumatic Diseases in Singapore
Health-related quality of life (HRQoL) refers to patients’ perceptions of their own functioning and well-being. HRQoL is increasingly being used as a primary or secondary endpoint in clinical research and is essential in economic evaluation of new and often expensive therapies.
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Editorial
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 that the World Health Organization (WHO) issued a global health alert on the disease then known as atypical pneumonia.
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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
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.
This article is available...
Letter to the Editor
Stress among emergency medicine residents during the COVID-19 pandemic: A qualitative study
Dear Editor,
The COVID-19 pandemic has disrupted medical education1,2 and distressed clinicians.3,4 Understanding the impact of this pandemic on emergency medicine (EM) residents’ experience of stress will allow for more effective interventions to aid residents, while reducing attrition and its impact on pandemic response.
We present our qualitative study, guided by...
Original Article
Behcet’s Disease: Experience in a Tertiary Rheumatology Centre in Singapore and a Review of the Literature
The only published study on Behcet’s disease in Singapore by Tan E et al (34 patients at the National Skin Centre) found that only 15% had arthritis and 6% had eye complications with no other systemic manifestations. These findings are different from epidemiological studies from other countries published in...
Review Article
Medical Therapy in Heart Failure – Is Polypharmacy Necessary?
The clinical syndrome of heart failure is recognised by a characteristic pattern of haemodynamic, renal, neural and hormonal responses. Heart failure is the end-stage of all heart diseases.
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Original Article
Characteristics and Acute Rehabilitation of Guillain-Barré Syndrome in Singapore
The Guillain-Barré syndrome (GBS) is an acute, frequently severe evolution of a demyelinating inflammatory polyradiculopathy with an autoimmune pathogenesis. In developed countries, GBS is the most common cause of acute neuromuscular paralysis.
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Original Article
Deep Hypothermic Circulatory Arrest in Adults Undergoing Aortic Surgery: Local Experience
The use of deep hypothermic circulatory arrest (DHCA) as a method of cerebral protection during aortic surgery was first described in 1975. Its use is based on 2 fundamental concepts.
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Original Article
Work-related Injury Sustained by Foreign Workers in Singapore
Singapore has a resident population of 3.26 million and 0.53 million foreign workers. Of these half a million foreigners, 450,000 are work permit holders, typically working in lower skill industries and blue-collar sectors, e.g. construction industry.
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Others
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.
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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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Original Article
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 which are transmitted by the Aedes mosquitoes, principally the Aedes aegypti mosquito.
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Original Article
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 mainland China.
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Others
Potentially Fatal Paracetamol Overdose and Successful Treatment with 3 Days of Intravenous N-acetylcysteine Regime – A Case Report
Paracetamol overdose is one of the most common drug overdose in both children and adults in Singapore. Doses of paracetamol exceeding 150 mg/kg in a patient can be life threatening.
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Commentary
Clinical Cases Seen in Tsunami Hit Banda Aceh – From a Primary Health Care Perspective
Earthquakes and tsunamis can cause massive destruction over large areas, affecting the lives of many in areas hit by such disasters. The local health care system often gets disrupted and the health and well-being of the survivors may depend on disaster relief organisations from within the country as well...
Original Article
The Clinical Predictors of Hypertension and Sleepiness in an Asian Population with Sleep-disordered Breathing
Sleep physicians have only recently began to learn much about the epidemiology of sleep-disordered breathing (SDB) from large, well conducted prospective community-based studies. These studies have helped identify the risk factors for identifying sleep apnoea, particularly in the Western population.
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Others
Neuroblastoma Screening in Japan: Population-based Cohort Study and Future Aspects of Screening
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Original Article
Early Predictors of Mortality in Pneumococcal Bacteraemia
Streptococcus pneumoniae infection is the most common cause of community-acquired pneumonia worldwide.1 It has been associated with an approximately 10% rate of bacteraemia.2-4 Despite the advances in antibiotics, pneumococcal bacteraemia still carries a significant mortality rate.2-6
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Others
The Future of Medical Education: The Second 100 Years
This is a proud year for the medical profession in Singapore, as we celebrate 100 years of medical education. As the oldest faculty in Singapore’s first university, we are reminded that it was the Medical School which laid the foundation for tertiary education in Singapore. It is appropriate that...
Others
The Medical Students’ Societies and Medical Students’ Publications
For a very long time, King Edward VII (endearingly abbreviated “KE”) was synonymous with the medical school and its associated hall of residence. The name was first used for the School (later called College) in 1912 in recognition of a substantial gift from the King Edward VII Memorial Fund....
Others
The Teaching of Radiology
A record of Diagnostic Radiology would be incomplete without reference to Wilheim Roentgen, who discovered the rays that he could not comprehend; hence, X-rays. The day was Friday, 8 November 1895, as he worked on cathode ray tubes at the University of Wurzburg, Germany. These rays penetrated opaque substances,...
Commentary
“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 challenge.
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Original Article
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 has the broadest coverage amongst the antifungal drugs against fungal infection, and was regarded the gold standard treatment for severe fungal infection.
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Original Article
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 was previously considered to have limited pathogenicity, recent reports suggested that infection with S. maltophilia was associated with significant morbidity and mortality, particularly in severely...
Editorial
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 congratulated on their efforts.
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Commentary
The Media and Suicide
Suicide worldwide is estimated to represent 1.8% of the total global burden of disease in 1998, and 2.4% in countries with market and former socialist economies in 2020. This is equal to the burden due to wars and homicide, roughly twice the burden of diabetes and equal to the...
Commentary
Performance Measures for Mental Healthcare in Singapore
Mental disorders are prevalent worldwide and while they are disabling and costly, they have not received that amount of attention and resources needed. A recent survey of low-income and middle-income countries (as per World Bank classification) revealed that government spending on mental health is much lower than what is...
Original Article
Diabetic Retinopathy in Diabetics Referred to a Tertiary Centre from a Nationwide Screening Programme
Diabetic retinopathy (DR) is a leading cause of vision loss in Asia. Singapore has one of the highest prevalence rates of diabetes mellitus (DM) worldwide, with 8.2% of Singapore adults between the ages of 18 and 69 having diabetes and there is little data on the prevalence of diabetic...
Original Article
Observational Study to Determine Factors Associated with Blood Sample Haemolysis in the Emergency Department
Haemolysis of blood samples leads to inaccurate results and often necessitates a repeat sample. Escalating workloads and finite resources are an increasing problem in many Emergency departments (EDs), where many conditions have time-dependent outcomes, and accurate and quick blood results are thus important.
This article is available only as a...
Others
A Doctor’s Duty is to Heal the Unhealthy: The Story of Tun Dr Mahathir Mohamad
Mahathir Mohamad was born in 1925 in Alor Setar, Kedah. In 1947, after living through the turbulent times of the Second World War, he entered the King Edward VII College of Medicine in Singapore. He graduated in 1953, and was in government service for the next 4 years before...
Original Article
Concurrent Chemoradiotherapy followed by Surgery in Locally Advanced Squamous Cell Carcinoma of the Oesophagus: A Single Centre Experience
Carcinoma of the oesophagus is a relatively uncommon malignancy in Singapore and incidence rates have been declining since 1968. A total of 506 cases were diagnosed from 1993 to 1997. The age-standardised rate for the same period was 5.8 per 100,000.1 The predominant histologic type is squamous cell carcinoma,...
Original Article
Acceptance of Prophylactic Surgery and Chemoprevention of Cancer in Singapore – A Survey
The Singapore healthcare philosophy aims to establish a healthy population through preventive healthcare programmes and public health education. Public education usually emphasises the adverse consequences of harmful habits like smoking, alcohol consumption, poor dietary habits and sedentary lifestyles that may contribute to chronic and fatal diseases such as ischaemic...
Original Article
Improving Door-to-balloon Times in Primary Percutaneous Coronary Intervention for Acute ST-elevation Myocardial Infarction: The Value of an Audit-driven Quality Initiative
Primary percutaneous coronary intervention (PCI) for patients with acute ST-elevation myocardial infarction (STEMI) has been shown to be superior to thrombolytic therapy in terms of its ability to achieve higher patency rates, minimise infarct size, improve left ventricular function and improve long-term survival, as well as lower rates of...
Letter to the Editor
Renal Artery Embolism in a Patient with Vague Abdominal Pain
Thromboembolism is a well-known complication of mitral stenosis especially when it is associated with cardiac dysrhythmias. However, renal artery embolism is a disease that is easily missed due to its infrequent and non-specific presentations.
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Others
Clinical Characteristics of Renal Infarction in an Asian Population
Renal infarction is a rare disease. Domanovits et al reported an incidence rate of 0.007% (17/248,842) during a study period of 45 months.
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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
Concomitant Use of Midazolam and Buprenorphine and its Implications Among Drug Users in Singapore
Benzodiazepines (BDZs) (commonly known as “sleeping pills”) are routinely and successfully used in the treatment of sleep and anxiety disorders. However, studies have indicated that BZD use among injecting drug users (IDUs) constitutes a major clinical and public health problem. Misuse has been linked to higher rates of risk-taking...
Others
A Brief History of Pathology and the Chapter of Pathologists
A history of the Chapter of Pathologists would be incomplete without a history of the specialty of Pathology in Singapore. Pathology is in fact the first specialty practiced in Singapore. This was due to the seriousness of the public health situation and infections like water borne diseases in Singapore...
Others
From the Chapter of Physicians, Academy of Medicine, Singapore to the College of Physicians, Singapore
The transformation of the previous Chapter of Physicians, Academy of Medicine, Singapore to the current College of Physicians, Singapore in 2004 was the outcome of a steady progress in and a natural evolution of medical specialty development in Singapore. Just like the Academy which was established in 1957 as...
Others
From the Chapter of Anaesthetists to the College of Anaesthesiologists, Singapore
The arrival of Sir Stamford Raffles in 1819 herald the birth of western medicine in Singapore. Doctors were then sent here from Britain. These early doctors were ‘jack of all trades’ practising everything from public health to pathology. They had difficulties communicating with the locals and had little knowledge...
Others
Academy of Medicine, Singapore – The Next Twenty-Five Years (1982-2007)
The Academy of Medicine was founded in 1957 as the professional corporate body of medical and dental specialists in Singapore. From a modest beginning with only 34 members, it has since grown in membership, activities, stature and international reputation. Of special mention among the major activities in the first...
Original Article
Epidemiology, Management and Treatment Outcome of Medulloblastoma in Singapore
Medulloblastoma (MBL) is the most common type of malignant brain tumour in childhood. It belongs to the group of tumours known as primitive neuroectodermal tumour (PNET), which is a highly malignant, small round blue cell tumour of the central nervous system. The term “medulloblastoma” is classically reserved for PNETs...
Original Article
Timing of Hospital Presentation After Acute Cerebral Infarction and Patients’ Acceptance of Intravenous Thrombolysi
Intravenous thrombolysis in acute cerebral infarction has been proven to be efficacious in improving functional outcome if given within 3 hours from stroke onset.1 Singapore recently received national licensing for the use of intravenous thrombolysis for this indication. Delay in hospital presentation is an important hindrance to the administration...
Original Article
Demographic and Clinical Features of 150 Pathological Gamblers Referred to a Community Addictions Programme
Pathological gambling has been defined as a persistent and recurrent maladaptive gambling behaviour that disrupts personal, family and work life. The diagnosis is not made if the gambling behaviour is better accounted for by a Manic Episode .1 Diagnostic criteria are similar to those for substance dependence and include...
Original Article
Characteristics of unplanned hospitalisations among cancer patients in Singapore
Cancer is a pervasive global problem with growing healthcare utilisation and costs.1-3 This situation is similar in Singapore where cancer incidence is on the rise and accounts for nearly 30% of total population mortality.4,5 Singapore data suggests that cancer patients accounted for 13% of total healthcare costs in 2016,...
Editorial
The case for better hospitalisation selection in cancer patients
Public hospital occupancy rates and resource utilisation in Singapore are perennially high. In the last 2 years of the COVID-19 pandemic, there has been a significant strain on public healthcare systems to balance the demands of the pandemic and usual medical care.
There is little literature detailing emergency department (ED)...
Others
Successful Rehabilitation With Cochlear Implant in Post-irradiation Induced Hearing Loss in Nasopharyngeal Carcinoma Patient
Nasopharyngeal carcinoma (NPC) is a common disease in Asia.1 Radiotherapy is the mainstay of treatment. Following radiotherapy, complications like profound sensorineural hearing loss may occur. If functionally active auditory fibres survive and there are no signs of recurrent tumour, we believe that successful rehabilitation is possible with a cochlear...
Original Article
Surgical Management of Obesity – National University Hospital Experience
The Singapore National survey of 1992 reported the prevalence of obesity to be 5.1%, increasing to 6.0% in 1998, and in the 2004 survey it had increased to 6.9%.1 The increase reflects the profound changes in our society’s lifestyle and eating habits. Today, obesity is not only a threat...
Original Article
A Prospective Cohort Study on the Impact of a Modified Basic Military Training (mBMT) Programme Based on Pre-enlistment Fitness Stratification Amongst Asian Military Enlistees
Basic military training (BMT) is seen as a vital initiation phase into military service when new recruits are conditioned to the rigours of military training in terms of physical and combat fitness. This training period assumes a great significance in Singapore where all able-bodied males between the ages of...
Original Article
Where the Elderly Die: The Influence of Socio-Demographic Factors and Cause of Death on People Dying at Home
The subject of place of death was brought to the forefront of the medical community in July 2004 when 2 important publications were released; one by the World Health Organization1 and another from the House of Commons Select Committee on Health.2 Both reports highlighted that the proportion of deaths...
Letter to the Editor
Reply from Author: Putting the Wedge under Pressure
We thank the authors for their interest in our study and their insightful comments. We agree that filling pressures such as the central venous pressure and pulmonary artery wedge pressures are inaccurate in predicting cardiac output or fluid responsiveness.
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Letter to the Editor
Putting the Wedge under Pressure
We would like to thank Dr Huck Chin Chew et al for sharing their findings and we are appreciative of their work, “Oesophageal Doppler Ultrasound in the Assessment of Haemodynamic Status of Patients Admitted to the Medical Intensive Care Unit with Septic Shock”. In their paper, Dr Chew and...
Original Article
The Natural History and Prognosticative Factors of Adult Extremity Soft Tissue Sarcomas: An Asian Perspective
Soft tissue sarcomas (STSs) are extremely rare tumours, making up about 1% of all malignancies. In Singapore, they accounted for 0.7% of all cancers in males and 0.5% of all cancers in females with 217 case presentations in the period between 1998 and 2002.
This article is available only as...
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
Acceptance of Information and Communication Technologies for Healthcare Delivery: A SingHealth Polyclinics Study
Information and communication technologies, such as internet portal and short message system (SMS), are increasingly used in healthcare delivery worldwide.1,2 Typically, these technologies are used to facilitate or enhance communication and exchange of information between patients and doctors or other health professionals. Both healthcare consumers and providers can benefit...
Original Article
Epidemiology of Snakebites from A General Hospital in Singapore: A 5-year Retrospective Review (2004-2008)
Snakes are present even in an industrialised country like Singapore. A bite from a venomous snake can inflict much morbidity and occasionally, it can be fatal. In many countries with a large agricultural base, it poses a significant economic burden.
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Original Article
Are New Resuscitation Guidelines Better? Experience of an Asian Metropolitan Hospital
Out-of-hospital cardiac arrest (OHCA) is a substantial public health burden that has poor prognosis. Patients who receive “good” and “high-quality” cardio-pulmonary resuscitation (CPR) have better outcomes.
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Original Article
An Eight Year Review of Exercise-related Cardiac Arrests
Exercise-related cardiac arrest is uncommon, however it is devastating when it occurs in otherwise healthy adults. In young adults, vigorous physical exercise trigger cardiac arrest in those affected by silent congenital cardiovascular conditions. In older adults, sudden vigorous physical exercise increases the incidence of acute coronary events in those...
Original Article
Timing of Arrival to a Tertiary Hospital after Acute Ischaemic Stroke – A Follow-up Survey 5 Years Later
Intravenous tPA is a proven treatment for acute ischaemic stroke. However as it has to be given in a narrow time window from symptom onset, utilisation is limited by delayed arrival of most patients to hospital.
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Original Article
Evaluation of Intensive Care Unit-acquired Urinary Tract Infections in Singapore
Urinary tract infection (UTI) is one of the most common types of nosocomial infections encountered in the inpatient settings including intensive care unit (ICU). Amongst patients admitted to ICU, studies have revealed the incidence of nosocomial UTIs to range from 9% to 29%.
This article is available only as a...
Original Article
A 5-year Profile of Trauma Admissions to the Surgical Intensive Care Unit of a Tertiary Hospital in Singapore
Our tertiary hospital has a 9-bed Surgical Intensive Care Unit (SICU) that caters to all surgical disciplines except Cardio-Thoracic and Vascular Surgery (which has its own dedicated Cardio-Thoracic Intensive Care Unit).
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Review Article
Risk Assessment Models in Acute Coronary Syndromes and Their Applicability in Singapore
Strategies for managing cardiovascular disease are evolving rapidly. This evolution and improvement in care is responsible for reducing mortality especially in patients presenting with acute coronary syndromes (ACS). Nevertheless, there is room for further improvement in outcomes, particularly amongst high-risk patient subgroups in this population.
This article is available only...
Original Article
Diagnostic Accuracy of Anthropometric Indices for Obesity Screening Among Asian Adolescents
Obesity or excess body fat is strongly associated with enhanced risks of morbidity and mortality, and its prevalence is rapidly escalating worldwide. Despite these concerns, no standard definition of obesity for screening, diagnosis and subsequent intervention has been agreed upon internationally. The current definitions are mostly defined statistically, and...
Original Article
Clinical Outcome Following Treatment of Stable and Unstable Intertrochanteric Fractures with Dynamic Hip Screw
Intertrochanteric (IT) fracture is among the most common orthopedic injuries in the elderly population, and is associated with osteoporosis. It usually occurs as a result of low energy trauma e.g. trivial falls. It carries considerable morbidity and mortality. In Singapore, there has been an increase in the incidence of...
Original Article
Health-related Quality of Life is Associated with Diabetic Complications, but not with Short-term Diabetic Control in Primary Care
Type 2 diabetes mellitus is a major chronic disease globally. With increasing life expectancy, long-term complications of diabetes mellitus leading to significant morbidity and mortality have great impact on each patient’s health. Health-related quality of life refers to a person’s self-perceived functioning and well-being, and is increasingly used to...
Original Article
Quality of Life in Pathological Gamblers in a Multiethnic Asian Setting
Pathological gambling is categorized under the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition (DSM-IV-TR) as an impulse control disorder not elsewhere classified. The disorder is characterised by an excess preoccupation with gambling, need to gamble with increasing amounts of money in order to achieve the desired excitement,...
Original Article
Hormone Receptors and HER-2 Status as Surrogates for Breast Cancer Molecular Subtypes Prognosticate for Disease Control in Node Negative Asian Patients Treated with Breast Conservation Therapy
Breast cancer is a major cause of morbidity and mortality in women worldwide. Asian women have a lower incidence of breast cancer historically but over the last 40 years, breast cancer incidence in countries such as China, Korea and Japan has increased. In Singapore, not only is breast cancer...
Original Article
Causes of Death in Hospitalised Human Immunodeficiency Virus (HIV)-infected Patients at a National Referral Centre in Singapore: A Retrospective Review from 2008 to 2010
The advent of the highly active antiretroviral therapy (HAART) era has greatly reduced the mortality and incidence of new diagnoses of acquired immune deficiency syndrome (AIDS)-defining illnesses (ADIs) in individuals infected with human immunodeficiency virus (HIV) in many countries. This has led to a paradigm shift in the management...
Original Article
Causes of Death and Factors Associated with Early Death Among Human Immunodeficiency Virus (HIV)-Infected Persons in Singapore: Pre-Highly Active Antiretroviral Therapy (HAART) and Peri-HAART
Since the first case of human immunodeficiency virus (HIV) was diagnosed in Singapore in May 1985, a total of 4845 cases and 1389 HIV/acquired immune deficiency syndrome (AIDS) deaths have been reported as of December 2010. With the introduction of highly active antiretroviral therapy (HAART), AIDS diagnoses declined by...
Original Article
Melanoma: Differences between Asian and Caucasian Patients
Cutaneous melanoma is the most common cause of mortality amongst skin cancer in Caucasian populations and incidence rates per 100,000 patient years vary between 21.9 in the United States to 55.9 in Australian males. In contrast, the incidence of melanoma in Asia is significantly lower with incidence rates of...
Original Article
Overcoming Barriers to Mammography Screening: A Quasi-randomised Pragmatic Trial in a Community-based Primary Care Setting
Breast cancer is the leading cancer among women in Singapore, accounting for 29% of all cancers occurring in women between 2006 and 2010. Evidence shows that breast cancer screening with mammography is effective at reducing breast cancer mortality, particularly where the uptake of screening is high, at a recommended...
Original Article
Hoarding in an Asian Population: Prevalence, Correlates, Disability and Quality of Life
Hoarding is defined as the acquisition of, and inability to discard items even though they appear to others to have no value, leading to clutter, distress, and disability. The clutter in severe hoarding precludes the use of space to accomplish the activities for which they were designed, such as...
Original Article
Antibiotic Therapy and Clinical Outcomes of Pseudomonas Aeruginosa (PA) Bacteraemia
Pseudomonas aeruginosa (PA) is a virulent nosocomial pathogen and PA bacteraemia is associated with high mortality ranging from 18% to 59%. It is ranked among the top 3 gram-negative bacteria associated with bacteraemia. It is commonly reported in patients with cancer and in intensive care units (ICUs). PA bacteraemia...
Original Article
Clinical Outcome and Cost Comparison Between Laparoscopic and Open Appendicectomy
Acute appendicitis is one of the most common causes of acute abdominal pain requiring surgical intervention. The traditional operation of choice was the open appendicectomy (OA) pioneered by McBurney in 1894. In 1981, the laparoscopic technique was introduced by Kurt Semm and since then, laparoscopic appendicectomy (LA) is increasingly...
Original Article
Osteogenic Sarcoma in Children and Young Adults
Osteogenic sarcoma (OS) is a primary malignant tumour of the bone, derived from primitive bone-forming mesenchyme and characterised by the production of osteoid tissue or immature bone by the malignant proliferating spindle cell stroma. Although primary bone tumours are rare in childhood, they are the sixth most common malignant...
Original Article
A 10-Year Profile of Trauma Admissions Caused by Interpersonal Violence: A Major Trauma Centre’s Experience
The World Health Organization (WHO) has divided violence into 3 categories: interpersonal violence, self-directed violence, and collective violence. Violence is defined as “the intentional use of physical force or power, threatened or actual, against oneself, another person, or against a group or community, that either results in or has...
Original Article
Single Centre Experience of Transjugular Liver Biopsy in 152 Patients
The first reported case of liver biopsy was recorded in 1883 by Ehrlich. Since then, the technique of liver biopsy has been modified tremendously with major advances over the last 50 years, allowing safer and more reliable methods of performing liver biopsy.
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Original Article
Factors reducing inappropriate attendances to emergency departments before and during the COVID-19 pandemic: A multicentre study
Since the first case of coronavirus disease 2019 (COVID-19) was reported in China in late December 2019, the pandemic has spread throughout the world, with the World Health Organization (WHO) reporting over 206 million cases and over 4 million deaths globally as of 15 August 2021.1 To contain the...
Review Article
Cognitive Aspect of Diagnostic Errors
It was an unusually busy ward round. The newly promoted registrar was keen to review the patients handed over to him. But there were constant distractions from the other
things he needed to attend to quickly. The patient, Madam Sumar was referred by her family doctor for chest pain with...
Commentary
Projecting the Number of Older Singaporeans with Activity of Daily Living Limitations Requiring Human Assistance Through 2030
Similar to other developed countries in Asia, including Japan, South Korea and Taiwan, the population of Singapore is ageing rapidly. In 2011, 9.3% of the population was 65 years of age or older. Due in part to decades of sub-replacement level fertility rates and increases in longevity, by 2030...
Original Article
Determinants of Health-Related Quality of Life Among Community Dwelling Elderly
Singapore is experiencing an unprecedented age shift as the post-war baby boomers turn 65 years in 2012. Currently there are 378,700 people aged 65 and above, and these numbers are estimated to go up to 600,000 by 2020. These growing elderly population have multiple coexisting medical conditions which are...
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
Neonatal Outcome of the Late Preterm Infant (34 to 36 Weeks): The Singapore Story
Neonatologists were caught looking the other way in the early part of the millennium. While they were keenly following the progress of extreme preterms and their travails, preterms born at the other end of the spectrum were being quietly ignored as “well babies”. In July 2005, the National Institute...
Original Article
Epidemiology and Clinical Evolution of Liver Cirrhosis in Singapore
Cirrhosis is the common end result of chronic damage to liver parenchyma caused by a variety of liver diseases. It results in replacement of liver tissue by fibrotic scar tissue and regenerating nodules, leading to progressive liver dysfunction and clinical complications such as portal hypertension, hepatocellular carcinoma (HCC), liver...
Letter to the Editor
Use of the Sole Flap to Convert an Above Knee Amputation to a Below Knee Amputation in Trauma
Anterior cervical discectomy and fusion (ACDF) and anterior cervical corpectomy and fusion (ACCF) are performed for decompression of the spine when the primary compressive pathology lies anterior to the spinal cord – prolapsed intervertebral discs (PID), ossified posterior longitudinal ligament (OPLL), spondylodiscitis and retropulsion of fractured bony fragments. More...
Original Article
Academic Medicine Education Institute (AM∙EI): Transforming the Educational Culture of Health Professionals
In 2010, Duke-NUS Graduate Medical School (Duke-NUS) and Singapore Healthcare Services (SingHealth) launched an initiative to improve the lives of patients by combining their individual strengths to become an integrated academic healthcare cluster. This new academic healthcare cluster has a mission to provide outstanding clinical service, discover and promote...
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....
Editorial
Emergency Medicine Residency Programme in Singapore—Where Are We at Since Inception?
It has been 4.5 years since the Accreditation Council for Graduate Medical Education (ACGME-I) accredited competency-based emergency medicine residency programmes were started in July 2010 in Singapore. The transit from a time-based curriculum to a competency-based curriculum, which centres on the 6 ACGME-I core competencies of ‘medical knowledge’, ‘patient...
Original Article
Evolution and trends in the adoption of laparoscopic liver resection in Singapore: Analysis of 300 cases
Over the past few decades, the introduction of laparoscopic surgery has been the biggest game changer in abdominal surgery.1 However, although the first laparoscopic liver resections (LLR) were reported in the early 1990s,2,3 widespread adoption of LLR was met with initial skepticism due to technical concerns and the fear...
Original Article
Heterogeneity of non-cystic-fibrosis bronchiectasis in multiethnic Singapore: A prospective cohort study at a tertiary pulmonology centre
Bronchiectasis is a chronic lung disease of significant morbidity and mortality. The pathological hallmarks of the disease are abnormal dilatation of airways resulting from recurrent inflammation, airway obstruction and mucous plugging. The past 2 decades have seen a significant increase in its prevalence, exceeding the threshold of 5 per...
Original Article
A review of child sexual abuse cases presenting to a paediatric emergency department
Child sexual abuse (CSA) is a global public health issue with adverse short- and long-term repercussions. Formal definitions of CSA and the age for defining children differ around the world. In Singapore, CSA refers to any act where a child or young person below 16 years old is used...
Letter to the Editor
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 COVID-19-related lockdowns. Notably, there have been reports that patients with acute emergencies such as strokes and heart attacks are either not seeking treatment, or are...
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
Impact of dispatcher-assisted cardiopulmonary resuscitation and myResponder mobile app on bystander resuscitation
Out-of-hospital cardiac arrest (OHCA) is a leading cause of mortality worldwide, with a global incidence of 62 cases per 100,000 person-years. In addition, there are variations in the reported survival-to-hospital discharge rates among different regions in the world. In Singapore, OHCA incidence rate was 27.2 per 100,000 person-years, with...
Editorial
Community-level interventions for out-of-hospital cardiac arrests in Singapore: Yay or nay?
Out-of-hospital cardiac arrest (OHCA) is a leading cause of mortality and a significant public health problem globally. In Singapore, OHCA affected 11,061 adults between 2011 and 2016. Despite multiple pre-hospital and hospital-based interventions, survival rates remain low. Initiation of time-sensitive cardiopulmonary resuscitation (CPR) while waiting for emergency services arrival...
Original Article
Assessing the Content Validity of the EQ-5D Questionnaire Among Asians in Singapore: A Qualitative Study
EQ-5D is a tool to measure and value health status. It is a standardised questionnaire that comprises 2 components: a Descriptive System (DS) on the first page and a hash-marked visual analogue scale (EQ-VAS) on the second page. Importantly, responses to the DS can be converted into a utility...
Editorial
Transcatheter Aortic Valve Implantation in Singapore: Reflecting on the First Decade
Transcatheter aortic valve implantation (TAVI) has markedly changed the way aortic valve stenosis is treated. It is 18 years since the first patient was treated with TAVI for severe aortic stenosis. The original concept of TAVI was simple: insert a stent-like device by creating an opening in the obstructed...
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...
Letter to the Editor
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 minor ailments, but these observations have yet to be evaluated in Singapore. We investigated ED attendances during the coronavirus disease 2019 (COVID-19) pandemic in Singapore.
This...
Original Article
Virtual reality mobile application to improve videoscopic airway training: A randomised trial
Emergency airway management is a keystone of emergency medicine practice and critical skill in residency training. An accredited emergency attending is expected to handle difficult airways that may present unexpectedly with expertise. Flexible bronchoscopic intubation (FBI) technique is considered an important option in the management of predicted difficult airways....
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...
Review Article
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 global pandemic on 12 March 2020. The number of fatalities owing to COVID-19 is escalating rapidly. COVID-19 is caused by the Severe Acute Respiratory Syndrome...
Original Article
Emergency airway management in a Singapore centre: A registry study
Emergency airways often present with little warning, and the need for airway management is necessary for a successful resuscitation. This is in contrast to most intubations performed in the operating room (OR). Additionally, difficult airways are more prevalent in emergency department (ED) populations due to acute conditions such as...
Letter to the Editor
Circulatory collapse from rupture of splenic artery aneurysm: A case study
Splenic artery aneurysms (SAAs) are uncommon and often asymptomatic. However, ruptured SAAs can be rapidly fatal. We reviewed the literature on SAAs and highlighted the management challenges faced in the emergency department (ED).
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Review Article
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 age and comorbidities such as cardiovascular diseases are associated with risk of infection, more severe disease and adverse outcomes. Obesity is an epidemic globally, causing...