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%...
Review Article
Through the eyes into the brain, using artificial intelligence
Neurological dysfunction is a leading cause of disability, affecting more than 276 million people worldwide.1 Over the last decades, the prevalence of neurological dysfunction...
Editorial
The eye as a window to the brain
Over the last 20 years, it has become evident that the age-old expression, “the eye is the window into the soul”, might in fact...
Letter to the Editor
Implementation of an AI model to triage paediatric brain magnetic resonance imaging orders
Dear Editor,
Artificial intelligence (AI) is viewed as the most important recent advancement in radiology with the potential to achieve Singapore’s objective of delivering value-based...
Letter to the Editor
Knowledge and perception of fall prevention in hospital: A survey of nursing staff
Dear Editor,
Hospital falls are a common debilitating problem worldwide and are associated with negative patient outcomes and increased financial costs to organisations.1,2 While...
Letter to the Editor
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....
Images in Medicine
A 52-year-old woman with beading of intracranial arteries
A 52-year-old woman of Indian ethnicity with a history of well-controlled hypertension, hyperlipidaemia and recurrent transient ischaemic attacks presented with altered mentation and slurred...
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...
Others
Creutzfeldt-Jakob Disease Presenting with Visual Blurring, Diplopia and Visual Loss: Heidenhain’s Variant
The electroencephalographic pattern is distinctive in many but not in all patients with Creutzfeldt-Jakob disease (CJD). Often, it is one of diffuse and non-specific...
Others
The Alien Hand Sign–Case Report and Review of the Literature
The alien hand sign or “strange hand sign”, first coined by Brion and Jedynak in 1972, refers to a feeling that the hand is...
Original Article
Electrophysiological Features in the Management of Meralgia Paraesthetica
Meralgia paraesthetica is a condition resulting from entrapment of the lateral femoral cutaneous nerve at the region of the anterior superior iliac spine, when...
Original Article
A Retrospective Review of Patients with Clinically Definite Multiple Sclerosis
Genetic susceptibility and environmental factors influence the prevalence and clinical manifestations of multiple sclerosis (MS). Since MS is rare in Southeast Asia, descriptions of...
Others
Chronic Subdural Haematoma Presenting with Transient Ischaemic Attacks— A Case Report
Transient ischaemic attacks (TIA) are commonly seen in neurologic practice. They are most commonly associated with cerebrovascular insufficiency, either from a thrombotic or embolic...
Others
Palatal Myoclonus—A Case Report
Palatal myoclonus is a rare movement disorder characterised by rhythmic recurring jerky movements of the soft palate, pharynx, larynx and rarely diaphragm, trunk and...
Original Article
Potentiation of Acetylcholine-induced Smooth Muscle Contraction in Rat Ileum by Lead
It is known that exposure of animals and humans to heavy metals such as lead can result in neurological dysfunction. Pharmacodynamic effects of lead...
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...
Others
Extensor Pollicis Longus Paralysis Following Thoracoscopic Sympathectomy
A 24-year-old man was referred for hyperhidrosis of more than 15 years duration. It affected both hands, feet and axilla.
This article is available only...
Original Article
Role of Magnetic Resonance Imaging and Magnetic Resonance Angiography in Patients with Hemifacial Spasm
Hemifacial spasm (HFS), characterized by intermittent twitching of muscles supplied by one facial nerve is commonly due to compression of the facial nerve by...
Original Article
The Reliability and Validity of the Alzheimer’s Disease Assessment Scale Cognitive Subscale (ADAS-Cog) among the Elderly Chinese in Hong Kong
The Alzheimer’s Disease Assessment Scale (ADAS) is a 21-item scale designed to assess the severity of cognitive and non-cognitive impairment in patients with Alzheimer’s...
Others
The Current State of Multiple Sclerosis Genetic Research
It was Charcot (1868) who first made the formal pathological correlation between lesions in the central nervous system (CNS) and a disorder termed, ‘la...
Others
The Genetics of Human Epilepsies
Epilepsies are one of the most common neurological disorders, affecting about 3% of individuals at least once in a lifetime. It thus represents a...
Review Article
Sleep/Wake Cycle and Circadian Disturbances in Shift Work: Strategies for Their Management—A Review
Humans have primarily been active/awake during the day and inactive/asleep at night. The discovery of artificial light and introduction of electric power generator have...
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...
Original Article
Incidence and risk factors of delirium in post-anaesthesia care unit
Post-anaesthesia care unit (PACU) delirium is defined as a disorder in thought processes that affect cognition in terms of memory, comprehension and attention.1 It...
Editorial
Delirium in patients following general anaesthesia
Delirium is a disturbance of consciousness characterised by an acute onset and fluctuating course of inattention, accompanied by either a change in cognition or...
Others
Listeria Meningoencephalitis: Two Cases and a Review of the Literature
The general experience of local physicians and available data suggest that listerial infections of the central nervous system (CNS) are uncommon among adults in...
Others
Panhypopituitarism due to Pituitary Cyst of Rathke’s Cleft Origin—Two Case Reports
Rathke’s cleft cysts are non-neoplastic cystic epithelial lesions of the sellar and suprasellar region which are thought to originate from the remnants of Rathke’s...
Original Article
Critical Role of Functional Decline in Delayed Discharge from an Acute Geriatric Unit
In the last decade, many countries have experienced alarming transformation in their demographic patterns, with the elderly population emerging as the fastest growing segment...
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...
Review Article
Advances in Neurointensive Care
Neurointensive care has come into being in the past decade as a recognised subspecialty. Pioneering neurointensivists in the United States, such as Allan Ropper...
Review Article
The Eye in Neurology: Evaluation of Sudden Visual Loss and Diplopia—Diagnostic Pointers and Pitfalls
The first step in the evaluation of sudden visual loss is to determine if the visual loss is monocular or binocular. The first diagnostic...
Review Article
Neuroprotection in Acute Stroke
The neuronal cells of the central nervous system are especially susceptible to various forms of insult such as trauma and ischaemia. Once the ischaemic...
Review Article
Current and Emerging Treatments in Parkinson’s Disease
Parkinson’s disease (PD) affects 1% of adults above the age of 65 years. It is characterised histologically by the loss of neurons in the...
Original Article
Trinucleotide Repeat Analysis of Huntington’s Disease gene in Singapore
Huntington’s disease (HD) is an autosomal dominantly inherited disease, affecting 1 in 10,000 individuals of European origin. The incidence in the Asian population is...
Original Article
Aseptic Meningitis in Children—The Singapore Experience
Aseptic meningitis is a common diagnosis among infants admitted for fever without an obvious source. In cases where the aetiologic agent could be identified,...
Others
Update in the Management of Stroke
Stroke is the fourth leading cause of death and a leading cause of morbidity in Singapore. The number of hospital admissions for cerebrovascular disorders...
Others
Stroke Disease Management—A Framework for Comprehensive Stroke Care
Disease management (DM) is an approach to patient care that coordinates medical resources for patients across the entire healthcare delivery system. It requires a...
Original Article
Variance Analysis Applied to a Stroke Pathway: How This Can Improve Efficiency of Healthcare Delivery
Stroke is the fourth principal cause of death in Singapore, and the leading cause of long-term disability amongst developed countries. Due to the spiralling...
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...
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...
Review Article
Seeing How We Think About Words Using BOLD Contrast fMR Imaging
Functional brain imaging refers to a set of non-invasive imaging techniques that are used to infer linkages between brain structure and function. In this...
Review Article
Nipah Encephalitis Outbreak in Malaysia
From September 1998 to June 1999, there was an outbreak of viral encephalitis in several pig farming villages in Malaysia. The outbreak, which started...
Review Article
Art and “the Language of Well-Being” in Adolescent Health Care
Creative processes involve imagining, making unexpected connections, maintaining discipline while letting go of controlling the outcome, opening oneself to pleasure, and moving beyond frustration....
Others
MELAS: A Case Report
A 6-year-old Chinese boy presented at the Oral and Maxillofacial Surgery clinic with gingival bleeding due to poor oral hygiene, odontogenic pain due to...
Others
Case Reports of Two Biopsy-proven Patients with Creutzfeldt-Jakob Disease in Singapore
Creutzfeldt-Jakob disease (CJD) is the commonest human transmissible subacute spongiform encephalopathy. It has a worldwide distribution with an estimated annual incidence of 0.5 to...
Review Article
Axoglial Interaction via the Notch Receptor in Oligodendrocyte Differentiation
Oligodendrocytes (OLs) derived from the common neural progenitor cells in the central nervous system (CNS) ensheathe the nude axon to form the myelin that...
Original Article
Hemifacial Spasm in Singapore: Clinical Characteristics and Patients’ Perceptions
Hemifacial spasm (HFS) is a movement disorder characterised by intermittent involuntary contractions of the facial muscles. It begins with contractions of the orbicularis oculi,...
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...
Others
Clinical Indications for Positron Emission Tomography (PET) Scanning
The purpose of these guidelines is to provide a broad framework for clinicians considering the use of positron emission tomography (PET) scanning for their...
Editorial
Positron Emission Tomography – A Vital Component of Molecular Imaging
Contemporary medical imaging is progressing towards quantification of tissue function in addition to merely providing anatomical information, as illustrated by the rising use of...
Others
Spinocerebellar Ataxia Type 2 with Focal Epilepsy – An Unusual Association
The spinocerebellar ataxias (SCAs) are a rare group of neurodegenerative disorders that are clinically and genetically heterogeneous. Almost all SCAs are due to trinucleotide...
Commentary
Identification of a Common Genetic Risk Variant (LRRK2 Gly2385Arg) in Parkinson’s Disease
For diseases with complex inheritance, the age-old debate regarding the relative contribution of gene-environment interaction never fails to generate interest, discussion and hypothesis within...
Review Article
Neural Progenitor and Stem Cells in the Adult Central Nervous System
Seminal studies in the 1960s, using -thymidine autoradiography, reported that neurogenesis occurs in discrete areas of the adult mammalian brain, in rodents. Studies in...
Others
Concurrent Intermediate Uveitis and an Enhancing Intracranial Lesion as the Initial Manifestation of Sarcoidosis
Sarcoidosis remains an enigmatic disease with protean manifestations. It is a multi-system disorder of unknown cause characterised by an accumulation of T-lymphocytes, mononuclear phagocytes...
Editorial
Re-defining Neurological Syndromes: The Genotype Meets the Phenotype
Since time immemorial, generations of medical students and physicians have always been taught that a thorough and detailed history and examination is the foundation...
Others
Ultrasound Assisted Thrombolysis in Acute Ischaemic Stroke: Preliminary Experience in Singapore
Most patients with acute ischaemic stroke have arterial thrombi that occlude extra- or intracranial vessels. Intravenously administered tissue plasminogen activator (IV-TPA) induces thrombolysis and...
Review Article
Functional Neuroimaging of Sleep Deprived Healthy Volunteers and Persons with Sleep Disorders: A Brief Review
Most adults have experienced sleep deprivation at some stage of their lives, be it in the context of work, illness or play. Sleep deprivation...
Review Article
Treatment of Circadian Rhythm Sleep Disorders with Light
In humans, the daily pattern of consolidated sleep and wake is strongly influenced by the timing of exposure to light and darkness. In the...
Review Article
Basic Science Review on Circadian Rhythm Biology and Circadian Sleep Disorders
The sleep-wake cycle, with its characteristic intervals of activity alternating with restfulness that recur with a periodicity approximating the 24-hour day-night cycle, is the...
Others
Review of Children Hospitalised for Ingestion and Poisoning at a Tertiary Centre
Childhood ingestion and poisoning is an important problem in many countries,1-8 and accounts for a significant workload for emergency department consultations and hospital admissions.9,10...
Images in Medicine
Delayed and Extra-pontine Myelinolysis after Osmotic Dysregulation
A 58-year-old Chinese man was admitted because of increasing lethargy and confusion over 4 days. He had been taking hydrochlorthiazide for hypertension and regularly...
Letter to the Editor
Limb-Shaking Transient Ischemic Attack with Distal Micro-Embolic Signals and Impaired Cerebrovascular Reactivity Using Transcranial Doppler
We present a patient with limb-shaking transient ischaemic attack (TIA) associated with extracranial carotid occlusion and suggest that the pathophysiological mechanism is hypoperfusion, as...
Commentary
Neuropsychiatry – An Emerging Field
Neuropsychiatry can be described as the interface between neurology and psychiatry – the intersecting field of enquiry for both the brain and the mind....
Editorial
Alzheimer’s Disease – Towards More Patient-centred and Meaningful Clinical Outcomes
More than 100 years ago Alois Alzheimer first presented the clinical and pathological features of an unusual brain disease at his seminal lecture in...
Commentary
Sir Gordon Arthur Ransome (1910-1978) – His Teaching Style and His Legacy
Sir Gordon Arthur Ransome was born in Salop, England, in 1910.1 He came to Singapore in 1938, where he taught and practised medicine for...
Others
Corticospinal Tract Degeneration in Amyotrophic Lateral Sclerosis: A Diffusion Tensor Imaging and Fibre Tractography Study
Amyotrophic lateral sclerosis (ALS) is a fatal neurodegenerative disorder characterised by spinal and cortical motor neuron degeneration. Although electro myography, muscle biopsy and motor...
Review Article
Biomarkers of Mild Cognitive Impairment and Alzheimer’s Disease
Alzheimer’s disease (AD) is the most prevalent form of age-related dementia in the modern society. Other than symptomatic treatment with acetylcholinesterase inhibitors at its...
Original Article
Validation of Transcranial Doppler with CT Angiography in Cerebral Ischaemia: A Preliminary Pilot Study in Singapore
Transcranial Doppler (TCD) is routinely performed to assess the blood flow in patients with cerebral ischaemia and provides important real-time information about cerebral haemodynamics....
Original Article
Superior Sagittal Sinus Thrombosis: Subtle Signs on Neuroimaging
Cerebral venous thrombosis (CVT) is an infrequent but potentially deadly disease. The mortality rate of CVT is 10% to 20%, and surviving patients may...
Editorial
Embryonic Stem Cells and Parkinson’s Disease: Cell Transplantation to Cell Therapy
Although levodopa is currently a well-endorsed form of treatment for Parkinson’s Disease (PD), the search for a safe, long-term and dyskinesia-free treatment remains an...
Commentary
Bridging the Gap Between Primary and Specialist Care – An Integrative Model for Stroke
Cerebrovascular disease (CVD) is Singapore’s fourth leading cause of death, comprising 9% of all deaths, a crude death rate of 40.4/100,000, an age- and...
Letter to the Editor
Malignant Syndrome of Two Parkinson Patients due to Withdrawal of Drugs
Neuroleptic malignant syndrome (NMS) is characterised by the impairment of consciousness, high fever, rigidity and autonomic instability. Although originally described in patients taking neuroleptic...
Commentary
A Review of Geriatric Education in Singapore
The United Nations International Plan of Action on Ageing (IPA), formulated during the First World Assembly on Ageing in Vienna in 1982, listed gerontological...
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...
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...
Letter to the Editor
Multimodal Therapeutic Approach in Acute Ischaemic Stroke with Real-time Neurovascular Monitoring
Intravenously administered tissue plasminogen activator (IV-TPA) induces thrombolysis and remains the only FDA-approved therapy for acute ischaemic stroke (IS) within the therapeutic time-window according...
Letter to the Editor
Chewing-induced Facial Dystonia
Dystonia is a movement disorder characterised by sustained muscle contractions, repetitive twisting movements, and abnormal postures of the trunk, neck, face, or arms and...
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...
Editorial
Alzheimer’s disease–The Inexorable Epidemic
Alzheimer's disease (AD) is the most common form of dementia which refers collectively to syndromes of progressive deterioration of memory along with other cognitive...
Letter to the Editor
Unusual Cause for Unilateral Headache: A Quadrigeminal Cistern Arachnoid Cyst
Young adults are frequently presented with headaches due to various causes. Atypical facial pain, renamed as persistent idiopathic facial pain (PIFP) is a poorly...
Original Article
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...
Original Article
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...
Editorial
Genome-wide Association Studies: Promises and Pitfalls
Genetic testing is an important means to confirm the diagnosis of an inheritable disease. For this to be feasible, genes that are associated with...
Clinical Update
Anticoagulation Needs in Asians with Atrial Fibrillation: A Mythbuster
Atrial fibrillation (AF) increases the risk of stroke 5-fold in Caucasians. While the relative risk for stroke is somewhat lower in Asia, estimated at...
Editorial
Epilepsy: Looking Beyond Seizures
World Epilepsy Day falls on 26 March 2013. As we observe this important date in Singapore, it is perhaps instructive to take a step...
Editorial
Sleep, Public Health and Wellness: The Elephant in the Room
The rising cost of health care and the burden of chronic illness are perennial concerns. Remarkably, there exists a measure that around 30% of...
Letter to the Editor
Single-level Anterior Corpectomy with Fusion versus 2-level Anterior Cervical Decompression with Fusion: A Prospective Controlled Study with 2-year Follow-up Using Cages for Fusion
Anterior cervical discectomy and fusion (ACDF) and anterior cervical corpectomy and fusion (ACCF) are performed for decompression of the spine when the primary compressive...
Letter to the Editor
Chorea precipitated by phototherapy as initial presentation of systemic lupus erythematosus
Dear Editor,
Chorea is a well-recognised albeit rare neuropsychiatric manifestation of systemic lupus erythematosus (SLE). We describe here a case of a 67-year-old woman presenting...
Letter to the Editor
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...
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...
Letter to the Editor
Rare homozygous PRKN exon 8 and 9 deletion in Malay familial early-onset Parkinson’s disease
Little is known about the genetics of Parkinson’s disease (PD) in Southeast Asian populations.1 We extended knowledge of the Southeast Asian monogenic PD landscape...
Letter to the Editor
Neuro-Behçet’s disease presenting as isolated intracranial hypertension
Behçet’s disease (BD) is a chronic multisystem inflammatory disease with a classic triad of painful oral ulcers, genital ulcers and uveitis. Neurological manifestations, though...
Original Article
Cost of inpatient rehabilitation for children with moderate to severe traumatic brain injury
The cost of rehabilitation for children post-traumatic brain injury (TBI) is significant. The annual total healthcare cost of TBI had been estimated to range...
Original Article
Long-term outcomes of ischaemic stroke patients with diabetes in a multi-ethnic cohort in Singapore
Asia faces an epidemic of diabetes. The prevalence of diabetes in Asia is projected to grow from 114 million in 2007 to 180 million...
Editorial
Recurrent vascular events in ischaemic stroke patients with diabetes
Stroke is a major cause of death and disability globally, with 6.55 million deaths (95% uncertainty interval 6.00–7.02 million), 101 million prevalent cases...
Original Article
Chronic disease self-management competency and care satisfaction between users of public and private primary care in Singapore
Primary care in Singapore is set to face challenges in managing a rapidly ageing population. The expected population of older adults aged 65 years...
Editorial
The Singapore Cerebral Palsy Registry: An important new resource for cerebral palsy research
Cerebral palsy (CP) is a common, lifelong disorder of movement and posture resulting from an insult or maldevelopment of the developing brain. The movement...