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Dr John Hsiang


Dr. John Hsiang is a gastroenterologist and hepatologist who has more than 15 years of clinical experience. He spent more than 5 years in the Singhealth cluster serving in the Gastroenterology Department at Sengkang General Hospital.

Dr. Hsiang graduated from medical school in New Zealand in 2003 and completed all his specialist training in Auckland, New Zealand. In 2013, he spent two years as visiting scholar, in the prestigious gastroenterology unit in Prince of Wales Hospital and furthered his research career to complete a doctorate degree in liver disease research, under the world-renowned mentors, Professor Henry Chan.

Dr Hsiang has special clinical interests in managing fatty liver disease, viral hepatitis, Helicobacter pylori infection, effects of gut microbiome on irritable bowel syndrome and has extensive experience in gastrointestinal cancer screening.

Dr Hsiang can speak fluent mandarin, English and Hokkien. He is able to provide patient education seminars and radio talk shows in fluent mandarin, where he puts his patients at ease and great understanding of the complex medical conditions. He believes in empowering the patient with more knowledge to know more about his/her own medical condition so that the patient can be in control with the guidance of the doctor. He believes patients should walk out of the clinic with clear understanding in managing their medical conditions with more confidence.

Academically, Dr Hsiang has published over 25 studies with more than 600 citations, in the areas of hepatitis B, liver cirrhosis, fatty liver disease, H.pylori infection, colon polypectomy and hepatitis C. Other than interests in clinical research, Dr. Hsiang has been adj. A.professor in NUS and Duke-NUS medical schools and has provided medical education to the new doctors in training. He is also reviewers for several internationally renowned gastroenterology and hepatology journals. Currently, he is on the editorial board for journal Hepatoma Research Journal.

Dr John Hsiang
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