1.Bali Chronic Constipation Roundtable Report: Chronic ConstipationManagement in Asia
Yi Ping REN ; Wah Loong CHAN ; Kee Huat CHUAH ; Yong Sung KIM ; Atsushi NAKAJIMA ; Sanjiv MAHADEVA ; Yeong Yeh LEE ; Andrew S B CHUA ; Tao BAI ; Ari Fahrial SYAM ; Chien-Lin CHEN ; Ching-Liang LU ; M. Masudur RAHMAN ; Tanisa PATCHARATRAKUL ; Victoria Ping Y TAN ; Dao Viet HANG ; Xiaohua HOU ; Yinglian XIAO ; Justin WU ; Uday C GHOSHAL ; Hidekazu SUZUKI ; Sutep GONLACHANVIT ; Kewin T H SIAH
Journal of Neurogastroenterology and Motility 2026;32(1):109-128
Background/Aims:
Chronic constipation is prevalent yet under-diagnosed across Asia, compromising quality of life and burdening healthcare systems. Cultural stigma, varied diets, and limited access to standardized diagnostic tools delay timely care.
Methods:
The Bali Chronic Constipation Roundtable in November 2024, brought together experts from 11 Asian countries. The group reviewed epidemiological data, analyzed multinational questionnaire on clinical practice pattern, and conducted structured discussions to identify key barriers and propose region-specific recommendations.
Results:
Chronic constipation prevalence varies across Asia, ranging from 1.8% in India to 16.6% in Japan, with women and the elderly disproportionately affected. Under-reporting persists owing to cultural taboos and widespread self treatment with laxatives and traditional medications. Although the Rome IV criteria remains the global standard, they may not fully reflect Asian symptom profiles, and diagnosis is limited by scarce motility laboratories. First line therapies such as dietary-fiber optimization and osmotic laxatives are widely available, but newer pharmacotherapies (prucalopride, linaclotide, lubiprostone, and elobixibat) remain costly and unevenly accessible. Biofeedback for dyssynergic defecation is underutilized due to limited availability. Experts recommend expanded regional research on to refine diagnostic criteria, coupled with enhanced physician education and public awareness. They advocate accessibility to second-line and novel therapies that incorporate culturally attuned regional guidelines, and improved access to gastrointestinal motility testing.
Conclusions
The Bali Chronic Constipation Roundtable highlighted Asia’s need for region specific diagnostics and management. Addressing diagnostic and treatment gaps will improve outcomes, while ongoing researcher clinician policy collaboration must standardize guidelines, advance research, and ensure equitable care across Asia.
3.Current status of functional testing for upper gastrointestinal disorders: state-of-the-art review.
Andrew Xia Huang TAN ; Alex Yu Sen SOH ; Jonathan Ziyang KUANG ; Kewin Tien Ho SIAH ; Andrew Ming Liang ONG ; Daphne ANG
Singapore medical journal 2025;66(8):431-438
Neurogastroenterology and motility disorders of the upper gastrointestinal (GI) tract represent a complex and heterogeneous group of conditions that involve the interaction between the GI tract and the central nervous system. They constitute a significant number of outpatient gastroenterology visits, resulting in a high healthcare burden. These disorders often occur in the absence of identifiable structural causes on routine endoscopy and radiological imaging. A more targeted approach in the assessment of functional GI disorders is increasingly being integrated into routine clinical practice, given the recent advancements in technology and physiologic testing. When used in the appropriate clinical context, these tests not only elucidate the physiological basis for the patient's symptoms, but also prevent inappropriate treatment and repeated investigations. This review aims to summarise the advances in clinically available diagnostic tools for the evaluation of upper GI functional disorders.
Humans
;
Gastrointestinal Diseases/physiopathology*
;
Upper Gastrointestinal Tract/physiopathology*
;
Gastrointestinal Motility
;
Endoscopy, Gastrointestinal
4.Regulating, implementing and evaluating AI in Singapore healthcare: AI governance roundtable's view.
Wilson Wen Bin GOH ; Cher Heng TAN ; Clive TAN ; Andrew PRAHL ; May O LWIN ; Joseph SUNG
Annals of the Academy of Medicine, Singapore 2025;54(7):428-436
INTRODUCTION:
An interdisciplinary panel, comprising professionals from medicine, AI and data science, law and ethics, and patient advocacy, convened to discuss key principles on regulation, implementation and evaluation of AI models in healthcare for Singapore.
METHOD:
The panel considered 14 statements split across 4 themes: "The Role and Scope of Regulatory Entities," "Regulatory Processes," "Pre-Approval Evaluation of AI Models" and "Medical AI in Practice". Moderated by a thematic representative, the panel deliberated on each statement and modified it until a majority agreement threshold is met. The roundtable meeting was convened in Singapore on 1 July 2024. While the statements reflect local perspectives, they may serve as a reference for other countries navigating similar challenges in AI governance in healthcare.
RESULTS:
Balanced testing approaches, differentiated regulatory standards for autonomous and assistive AI, and context-sensitive requirements are essential in regulating AI models in healthcare. A hybrid approach-integrating global standards with local needs to ensure AI comple-ments human decision-making and enhances clinical expertise-was recommended. Additionally, the need for patient involvement at multiple levels was underscored. There are active ongoing efforts towards development and refinement of AI governance guidelines and frameworks balancing between regulation and freedom. The statements defined therein provide guidance on how prevailing values and viewpoints can streamline AI implementation into healthcare.
CONCLUSION
This roundtable discussion is among the first in Singapore to develop a structured set of state-ments tailored for the regulation, implementation and evaluation of AI models in healthcare, drawing on interdisciplinary expertise from medicine, AI, data science, law, ethics and patient advocacy.
Singapore
;
Humans
;
Artificial Intelligence/standards*
;
Delivery of Health Care/organization & administration*
5.Partial-thickness rotator cuff tears: a review of current literature on evaluation and management
Ramesh RADHAKRISHNAN ; Joshua GOH ; Andrew Hwee Chye TAN
Clinics in Shoulder and Elbow 2024;27(1):79-87
Rotator cuff disease is a common cause of shoulder pain for which partial-thickness rotator cuff tears occupy a significant proportion. Such tears are often difficult to diagnose and manage in the general clinic setting. A review of the available literature from well-known databases was performed in this study to provide a concise overview of partial-thickness rotator cuff tears to aid physicians in their understanding and management.
6.Ethnic Differences in the Safety and Efficacy of Tenecteplase Versus Alteplase for Acute Ischemic Stroke: A Systematic Review and Meta-Analysis
Jin Hean KOH ; Claire Yi Jia LIM ; Lucas Tze Peng TAN ; Ching-Hui SIA ; Kian Keong POH ; Vijay Kumar SHARMA ; Leonard Leong Litt YEO ; Andrew Fu Wah HO ; Teddy WU ; William Kok-Fai KONG ; Benjamin Yong Qiang TAN
Journal of Stroke 2024;26(3):371-390
Background:
and Purpose Tenecteplase is a thrombolytic agent with pharmacological advantages over alteplase and has been shown to be noninferior to alteplase for acute ischemic stroke in randomized trials. However, evidence pertaining to the safety and efficacy of tenecteplase in patients from different ethnic groups is lacking. The aim of this systematic review and metaanalysis was to investigate ethnicity-specific differences in the safety and efficacy of tenecteplase versus alteplase in patients with acute ischemic stroke.
Methods:
Following an International Prospective Register of Systematic Reviews (PROSPERO)- registered protocol (CRD42023475038), three authors conducted a systematic review of the PubMed/MEDLINE, Embase, Cochrane Library, and CINAHL databases for articles comparing the use of tenecteplase with any thrombolytic agent in patients with acute ischemic stroke up to November 20, 2023. The certainty of evidence was assessed using the Grading of Recommendations Assessment, Development and Evaluation (GRADE) framework. Two independent authors extracted data onto a standardized data collection sheet. A pairwise meta-analysis was conducted in risk ratios (RR).
Results:
From 34 studies (59,601 participants), the rate of complete recanalization was significantly higher (P<0.01) in Asian (RR: 1.91, 95% confidence interval [CI]: 1.30 to 2.80) versus Caucasian patients (RR: 0.99, 95% CI: 0.87 to 1.14). However, Asian patients (RR: 1.18, 95% CI: 0.87 to 1.62) had significantly higher (P=0.01) rates of mortality compared with Caucasian patients (RR: 1.10, 95% CI: 1.00 to 1.22). Caucasian patients were also more likely to attain a modified Rankin Scale (mRS) score of 0 to 2 at follow-up (RR: 1.14, 95% CI, 1.10 to 1.19) compared with Asian (RR: 1.00, 95% CI, 0.95 to 1.05) patients. There was no significant difference in the rate of symptomatic intracranial hemorrhage (P=0.20) and any intracranial hemorrhage (P=0.83) between Asian and Caucasian patients.
Conclusion
Tenecteplase was associated with significantly higher rates of complete recanalization in Asian patients compared with Caucasian patients. However, tenecteplase was associated with higher rates of mortality and lower rates of mRS 0 to 2 in Asian patients compared with Caucasian patients. It may be beneficial to study the variations in response to tenecteplase among patients of different ethnic groups in large prospective cohort studies.
7.Updated consensus guidelines for management of moderate-to-severe atopic dermatitis in Singapore: Integrating biologics, Janus kinase inhibitors and conventional therapies.
Yik Weng YEW ; Uma ALAGAPPAN ; Derrick AW ; Nisha Suyien CHANDRAN ; Karen Jl CHOO ; Roland CHU ; Hong Yi KOH ; Mark Jean Aan KOH ; Shan Xian LEE ; Ching Yin NEOH ; Siyun Lucinda TAN ; Mark TANG ; Yong-Kwang TAY ; Seth FRANCIS-GRAHAM ; Andrew LIM ; Haur Yueh LEE
Annals of the Academy of Medicine, Singapore 2024;53(11):670-682
INTRODUCTION:
Since 2016, several therapies have been approved for treating atopic dermatitis (AD) in Singapore, including biologics, oral Janus kinase (JAK) inhibitors and topical crisaborole. This study supplements the 2016 Singapore treatment guidelines for AD, focusing on newer therapies for moderate-to-severe disease, while revisiting older treatment regimens to accommodate changes in knowledge and practice.
METHOD:
A modified Delphi panel was held, led by 2 co-chairs. The voting expert panel consisted of 12 dermatologists experienced in managing AD in Singapore. Delphi survey rounds were conducted between 24 July and 27 October 2023. Panellists indicated their agreement with drafted statements using a 5-point Likert scale. Consensus was defined as ≥80% agreement. An expert meeting was held to facilitate the consensus process between rounds 1 and 2 of voting.
RESULTS:
All expert panellists participated in both survey rounds, with a 100% response rate. Thirty-nine statements, classified into general principles, conventional treatments, biologics and JAK inhibitors, were proposed. Of these, 27 statements reached consensus at the end of round 1. After the expert meeting, 17 statements were included in round 2, of which 16 statements reached consensus. One statement did not reach consensus. Key updates are the inclusion of dupilumab and JAK inhibitors as potential first-line treatments for moderate-to-severe AD, in certain populations.
CONCLUSION
This modified Delphi study generated consensus among Singapore dermatology experts, to update treatment guidelines in moderate-to-severe atopic dermatitis. The consensus statements developed are intended to supplement the 2016 Singapore treatment guidelines for AD. Further revisions may be required when new evidence and/or treatments become available.
Dermatitis, Atopic/drug therapy*
;
Humans
;
Singapore
;
Janus Kinase Inhibitors/therapeutic use*
;
Biological Products/therapeutic use*
;
Delphi Technique
;
Consensus
;
Antibodies, Monoclonal, Humanized/therapeutic use*
;
Severity of Illness Index
;
Bridged Bicyclo Compounds, Heterocyclic/therapeutic use*
;
Dermatologic Agents/therapeutic use*
;
Practice Guidelines as Topic
;
Pyrimidines/therapeutic use*
;
Boron Compounds
8.Frailty prevalence and its associations in a subacute geriatric ward in Singapore.
Christine Yuanxin CHEN ; Thulasi CHANDRAN ; Vivian Cantiller BARRERA ; Rachelle Tumbokon TAN-PANTANAO ; Tanya Joy Zapata QUICHO ; Zin Tun THANT ; Kiat Sern GOH
Singapore medical journal 2023;64(3):196-202
INTRODUCTION:
Our aim was to study the prevalence of frailty and its associated factors in a subacute geriatric ward.
METHODS:
This was a cross-sectional study of 167 participants between June 2018 and June 2019. Baseline demographics and participants' Mini Nutritional Assessment, Geriatric Depression Scale, Mini Mental State Examination, Charlson's Comorbidity Index and LACE index scores were obtained. Functional measurements such as modified Barthel's Index scores and hand grip strength (HGS) were taken. Frailty was assessed using the Clinical Frailty Scale (CFS) and the FRAIL scale. Data on history of healthcare utilisation, medications, length of stay, selected blood investigations and presence of geriatric syndromes were also collected.
RESULTS:
The prevalence of pre-frailty (CFS 4) and frailty (CFS ≥ 5) was 16.2% and 63.4%, respectively. There were significant associations between CFS and age (pre-frail vs. non-frail: odds ratio [OR] 1.14, 95% confidence interval [CI] 1.04-1.25, P = 0.006; frail vs. non-frail: OR 1.08, 95% CI 1.01-1.15, P = 0.021), HGS at discharge (frail vs. non-frail: OR 0.90, 95% CI 0.82-0.99, P = 0.025), serum albumin (frail vs. non-frail: OR 0.90, 95% CI 0.82-0.99, P = 0.035) and the presence of urinary incontinence (frail vs. non-frail: OR 3.03, 95% CI 1.19-7.77, P = 0.021).
CONCLUSION
Frailty is highly prevalent in the subacute geriatric setting and has many associated factors. In this study, independent factors associated with frailty were age, HGS at discharge, serum albumin and urinary incontinence. This has implications for future resource allocation for frail older inpatients and may help direct further research to study the effectiveness of frailty-targeted interventions.
Humans
;
Aged
;
Frailty/epidemiology*
;
Frail Elderly
;
Hand Strength
;
Prevalence
;
Singapore/epidemiology*
;
Cross-Sectional Studies
;
Fatigue Syndrome, Chronic
;
Geriatric Assessment
;
Urinary Incontinence
;
Serum Albumin
9.Financial burden and financial aid for medical students in Singapore: a national survey across all three medical schools.
Yeong Tze Wilnard TAN ; Andrew Arjun SAYAMPANATHAN ; Kannan CHIDAMBARAM ; Yun Qing KOH ; Jie Ming Nigel FONG ; Jinrong Ivan LOW ; Chew Lip NG ; Paul Ananth TAMBYAH
Singapore medical journal 2022;63(1):14-19
INTRODUCTION:
Singapore has had three medical schools since 2013. We undertook a cross-sectional quantitative national survey to determine the financial impact of medical education on medical students in Singapore.
METHODS:
All 1,829 medical students in Singapore were invited to participate in this study. Information on demographics, financial aid utilisation and outside work was collected and analysed.
RESULTS:
1,241 (67.9%) of 1,829 students participated in the survey. While the overall proportion of students from households with monthly incomes < SGD 3,000 was only 21.2% compared to the national figure of 31.4%, 85.4% of medical students expected to graduate with debts > SGD 75,000. There were significant differences in per capita incomes among the schools, with 54.5%, 23.3% and 7.8% of Duke-NUS Medical School (Duke-NUS), NUS Yong Loo Lin School of Medicine (NUS Medicine) and Lee Kong Chian School of Medicine (LKCMedicine) students, respectively, reporting a per capita income of < SGD 1,000 (p < 0.001). There were significant differences in financial support: 75.0%, 34.1% and 38.8% of Duke-NUS, NUS Medicine and LKCMedicine students, respectively, received financial aid (p < 0.001). The top reasons for not applying for aid included a troublesome application process (21.4%) and the perception that it would be too difficult to obtain (21.0%).
CONCLUSION
Students in the three medical schools in Singapore differ in their financial needs and levels of financial support received. A national approach to funding medical education may be needed to ensure that financial burdens do not hamper the optimal training of doctors for Singapore's future.
Cross-Sectional Studies
;
Financial Stress
;
Humans
;
Schools, Medical
;
Singapore
;
Students, Medical
;
Surveys and Questionnaires

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