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Andrew Wong Siang Yih

Clinical Associate Professor

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Education Qualifications: MBBS (S’pore), FRCS(Edin), FAMS

Dr Andrew Wong is deputy chairman, Medical Board (Surgical Disciplines) and senior consultant at the Department of Surgery at Changi General Hospital (CGH). He is also director of the Digestive Disease Centre at CGH.

Dr Wong received his medical degree from the National University of Singapore in 1995. He had specialty training at the Department of Surgery in CGH, followed by fellowship training in oesophagogastric surgery at the Royal Adelaide Hospital in South Australia. His subspecialty interest is in oesophagus and gastric surgery, bariatric and metabolic surgery as well as minimally invasive surgery.


Professional Appointments and Committee Memberships:

  • Adjunct Associate Professor - NTU Lee Kong Chian Medical School
  • Member - Laparoscopic Credentialing Committee, Changi General Hospital
  • Clinical Associate Professor - NUS Yong Loo Lin School of Medicine
  • Deputy Chairman, Medical Board (Surgical Disciplines) - Changi General Hospital
  • Fellow - College of Surgeons, Academy of Medicine Singapore
  • Fellow - Royal College of Surgeons of Edinburgh
  • Founding Secretary - Obesity and Metabolic Surgery Society of Singapore
  • Member - Academic Council, SingHealth Duke-NUS Surgery Academic Clinical Programme
  • Member - Clinical Competency Committee, SingHealth General Surgery Residency Programme
  • Member - Gastric Cancer Awareness Month Committee, Singapore Cancer Society
  • Member - GI Endoscopy Credentialing Committee, Changi General Hospital
  • Member - International Federation for the Surgery of Obesity and Metabolic Disorders
  • Member - Medical Specialist Panel for General Surgery, Work Injury Compensation Medical Board, Ministry of Manpower
  • Member - Resident Advisory Committee for General Surgery

Awards:

  • Annals of the Academy Gold Reviewer Award 2017
  • Singapore Medical Journal Reviewer Recognition Award 2016
  • Dean's Award for Teaching Excellence (AY2015/2016), Yong Loo Lin School of Medicine, NUS
  • National Day Award 2016, Commendation Medal (Military)
  • 20 Year Long Service Award (2016), Changi General Hospital
  • 2015 Best Educator Award for Medical – Undergraduate Education, 6 November 2015
  • Faculty Appreciation Award (AY2013-2014), RISE Awards Ceremony 2015, SingHealth Residency
  • Outstanding Faculty Award, RISE Awards Ceremony 2015, SingHealth Residency, 13 Aug 2015
  • Singapore Medical Journal Best Research Paper Award (Second Prize) 2014
  • Singapore Medical Journal Reviewer Recognition Award 2014
  • Star Award, Eastern Health Alliance Caring Award, April 2013 – March 2014
  • Changi General Hospital Best Educator Award for Medical (Postgraduate) 2013
  • Eastern Health Alliance Gold Caring Award 2013
  • SingHealth Residency Outstanding Faculty Award 2012-2013 
  • Changi General Hospital Best Teacher Award (Medical Undergraduates) 2009/2010
  • Yong Loo Lin School of Medicine, NUS Dean's Award for Teaching Excellence 2009/2010
  • Singapore Health Quality Service Gold Award 2011
  • Changi General Hospital Best Service Award July – September 2011
  • Singapore Health Quality Service Silver Award 2010
  • 10-Year Long Service Award (2006) Changi General Hospital

Selected Publications:

1.  Severity of gastric intestinal metaplasia predicts the risk of gastric cancer: a prospective multicentre cohort study (GCEP). Gut 2021.

2.  Genomic and Epigenomic Profiling of High-Risk Intestinal Metaplasia Reveals Molecular Determinants of Gastric Cancer Progression. Cancer Cell 2018.

3.  Roux-en-Y or Billroth II Reconstruction After Radical Distal Gastrectomy for Gastric Cancer – A Multicenter Randomized Controlled Trial. Annals of Surgery 2017.

4.  Esophageal pH profile following laparoscopic total fundoplication compared to anterior fundoplication. J Gastrointest Surg 2008.

5.  Bariatric Surgery in Asia in the Last 5 Years (2005-2009). Obesity Surgery 2011.

6.  Long term outcome of Barrett's esophagus in Singapore. Journal of Gastroenterology and Hepatology 2016.

7.  The use of a second biopsy from the gastric body in the detection of Helicobacter pylori using rapid urease test during gastroscopy. Singapore Med J 2014.

8.  Laparoscopic mesh repair of parahiatal hernia: A case report. Asian J Endosc Surg 2013.

9.  Does primary closure of direct inguinal hernia defect during laparoscopic mesh repair reduce the risk of early recurrence? Hernia 2020.

10.  Improvement in quality of life and psychological symptoms after treatment for primary aldosteronism: Asian Cohort Study.  Endocrine Connections 2021.