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Prof Oh Min Sen Vernon

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  • Emeritus Consultant, Division of Advanced Internal Medicine, Department of Medicine, National University Hospital
  • Professor, Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore


MBBChir, MD (Cambridge), MRCP(UK), FRCP (Lond), FRCP (Edin), FACP, FAMS (S'pore).


Internal Medicine

Clinical Disciplines/Programmes:

Advanced Internal Medicine, Medicine

Special Interests:

Hypertension, Heart failure, Vascular Physiology and Pharmacology, and the evaluation of treatment using new drugs and biological substances.

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Professor Oh graduated in 1972 from the University of Cambridge, United Kingdom.  After training in general medicine and neurology, he obtained MRCP (UK) in 1974, and worked as a registrar in oncology and respiratory medicine in England.  After research fellowships in cardiovascular clinical pharmacology at St Bartholomew’s Hospital, London, and Johns Hopkins Hospital, Baltimore (USA), he received by examination a Doctorate in Medicine from the University of Cambridge in 1979.  In 1979, he was appointed a Lecturer in the University Medical Unit 2 at Singapore General Hospital.  The National University of Singapore (NUS) appointed him a Professor in 1993. He has published book chapters, and over 80 papers in peer reviewed biomedical journals.  He is a reviewer for journals of internal medicine and clinical pharmacology.  He was Editor-in-chief (2004-10) of the Annals of Academy of Medicine Singapore. 

Professor Oh practises as a Senior Consultant in the Division of Advanced Internal Medicine, National University Hospital.  He teaches general medicine, clinical pharmacology, and preventive cardiovascular medicine. He acts as examiner for the MBBS, and MMed (Internal Medicine) degrees of the Yong Loo Lin School of Medicine, NUS; and for the MRCP (UK) diploma of the Royal Colleges of Physicians (UK).  He contributed to the Specialist Training Committee for Internal Medicine, and the Specialists Accreditation Board, Ministry of Health, Singapore. He was a member of the Residents’ Advisory Committee of the Ministry of Health, Singapore (2010-2013). Professor Oh was a visiting Senior Consultant for the Centre for Drug Administration, Health Products Division, Health Sciences Authority, Government of Singapore (2008-12).  He was vice-chairman (2008-9) of the Chapter of General Physicians, College of Physicians, Singapore. He chaired (2009-12) for the National Medical Research Committee, a research committee awarding PhD research scholarships and clinical fellowships. Professor Oh chairs the Exit Examination panel for Advanced Internal Medicine, Joint Committee for Specialist Training, MoH (2015 on). He is a member of the executive committee, College of Clinician Educators, College of Physicians, Academy of Medicine Singapore.


  • 2008-2016: President of Singapore Hypertension Society
  • 2010-2020: Emeritus Editor, Annals of Academy of Medicine, Singapore
  • 2016: Honorary Fellow of the College of Physicians, Singapore
  • 2016-2018: President of Asian Pacific Society of Hypertension
  • 2019: International PACES award, Federation of Royal Colleges of Physicians of UK

Journals & Publications

  1. Webb GD, Lim LH, Oh VMS, Yeo SB, Cheong YP, Ali MY, El Oakey R, Lee CN, Wong PS, Moore PK. Contractile and vasorelaxant effects of hydrogen sulfide and its biosynthesis in the human internal mammary artery. Journal of Pharmacology and Experimental Therapeutics 2008; 324: 876-882. [Journal impact factor 3.561].
  2. Lin J, Sklar GE, Oh VMS, Li SC. Factors affecting therapeutic compliance: A review from the patient's perspective. Therapeutics and Clinical Risk Management 2008; 4: 269-286. [JIF 1.888].
  3. Seet RCS, Lim ECH, Oh VMS, Ong BKC, Goh KT, Fisher DA, Ho KY, Yeoh KG. Readiness exercise to combat avian influenza. QJM-An International Journal of Medicine 2009; 102: 133-137. [JIF 2.529].
  4. Oh VMS, Chua BM, Heng CK, Yeo SB, Yim OS, Yap EPH. Association of intronic single-nucleotide polymorphisms in the EMILIN1 gene with essential hypertension in a Chinese population. Journal of Human Hypertension 2012; 26: 553-561. [JIF 2.260].
  5. Leow KY, Bin Goh WW, Tan, SZ, Lim J, Ng K., Oh VMS, Heng CK. Variant screening of the serum amyloid A1 gene and functional study of the p.Gly90Asp variant for its role in atherosclerosis. Atherosclerosis 2013; 227: 112-117. [JIF 3.919].
  6. Oh VMS. Hypertension management and prevention: The devil is ever in the details of targets. Annals of the Academy of Medicine Singapore 2017; 46: 364-366. [JIF 1.533].
  7. Tay JC, Sule AA, Chew D, Tey J, Lau T, Lee S, Lee SH, Yeo LS, Leong CK, Lim ST, Low LP, Oh VMS, Phoon I. Ministry of Health Clinical Practice Guidelines: Hypertension. Singapore Medical Journal 2018; 59: 17-27. [JIF 1.359].
  8. Chai JH, Lee CK, Lee HK, Wong Ng, Teo K, Tan CS, Thokala P, Tand JWT, Tambyah PA, Oh VMS, Yoong, J. Cost-benefit analysis of introducing next-generation sequencing (metagenomic) pathogen testing in the setting of pyrexia of unknown origin. PLoS One 2018; 13: 12 pages. [JIF 2.740].
  9. Oh VMS. Absolute risk-based treatment using adaptive blood pressure thresholds and targets is crucial to older multimorbid patients with high fall risk. Hypertension 2018; 71: 988-989. [JIF 7.713].
  10. Oh VMS, Seet RCS. The Annals and the Medical Narrative of Singapore. Annals of the Academy of Medicine Singapore 2020; 49: 103-104. [JIF 1.533].

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