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Chua Yeow Leng

Clinical Associate Professor

Senior Consultant, Department of Cardiothoracic Surgery, National Heart Centre Singapore


Contact: 64367598

Education Qualifications: MBBS, FRCSGlasg (Gen.Surg), MMed (Gen Surg), FRCSEd (Gen Surg)

Clinical Associate Professor Chua Yeow Leng is a Senior Consultant with the Department of Cardiothoracic Surgery at the National Heart Centre Singapore. He was appointed Clinical Associate Professor, Department of Anatomy by Yong Loo Lin School of Medicine, National University of Singapore on 01 August 2012. In addition, he is a part-time academic staff with the Faculty of Medicine at National University of Singapore and Nanyang Polytechnic, Singapore. His sub-specialty interest is in cardiac surgery (adult), thoracic & vascular surgery and robotic assist surgery. He also has extensive experience in valve surgeries. Besides his clinical and teaching commitments, Associate Professor Chua has published numerous papers and is actively involved in clinical trials and research work.

Clinical Associate Professor Chua has been a Fellow of the Royal College of Surgeons, Edinburgh, UK since 1987; Fellow of the Royal College of Surgeons, Glasgow, UK since 1987; and Fellow of the Academy of Medicine Singapore since 1995. He completed his fellowship in Cardiovascular Surgery at the Mayo Clinic, Rochester Minnesota, USA in 1992 and Paediatric Cardiothoracic Surgery at the Children’s Hospital, Boston, USA in 1996. 

Professor Chua was previously the Head of Department of Cardiothoracic Surgery from 1999 till June 2007 and more recently, he held the appointment as Group Director, International Collaboration Office, SingHealth from October 2012 to February 2020. He continues to be passionate about global health and currently co-leads the capacity building track in SDGHI since October 2017.


  • SingHealth Golden Anchor Award, 26 March 2021
  • Long Service Award for 30 years, 2021
  • National Day Award 2019, Public Administration Medal (Bronze)
  • National Outstanding Clinician Award 2019, Medical Excellence Awards (NMEA)
  • Singapore Health Quality Service Award (Gold), 2019
  • Singapore Health Quality Service Award (Silver), 2017-2018
  • Distinguished Senior Clinician 2017
  • Academic Mentor Development Fellowship (AMDF), FY2016-2017 AM-ETHOS
  • Singapore Health Quality Service Award (Star), 2014
  • National Day Award 2013 – Long Service Medal (completion of 25 years of public service)
  • National Heart Centre Singapore:  Long Service Award Medallion in appreciation of 30 years of service presented on 22 February 2013.
  • Medallion in appreciation of 20 years of service presented on 14 March 2003.
  • National Heart Centre Singapore: NHCS Service Quality Award Gold, 2006
  • Silver, January to March 2006
  • Bronze, July to Septemner 2004
  • Bronze, December 2003
  • Bronze, 29 August 2002
  • Healthcare Humanity Award 2012
  • Singapore Health Quality Service Award (Gold), 2012
  • National Heart Centre Singapore Outstanding Teacher Award, 2011
  • SingHealth Excellence Awards 2010, Outstanding Clinician
  • Excellent Service Award October 2008, Silver Award
  • SingHealth GCEO Excellence Award April 2008, Clinical Service

Research Interests:

Cardiac surgery (adult), thoracic & vascular surgery and robotic assist surgery

Selected Publications:

1. Cubital Tunnel Syndrome, Singapore Medical Journal Vol 26, No 6 1985. Chua Y L, Low B Y, N Balanchandran

2. Detection Of Intraluminal Release Of Endothelium - Revived Relaxing Factor From Human Saphenous Veins, Circulation Vol 88 No 5, Part 2 Nov 1993. Chua Y L, Paul J Pearson, Paulo Evora, H V Schaff 

3. Outcome Of Mitral Valve Repair In Patients With Preoperative Atrial Fibrillation: Should The Maze Procedure Be Combined With Mitral Valvuloplasty? Chua YL, H V Schaff, T A Orszulak, J J Morris The Journal Of Thoracic & Cardiovascular Surgery, Feb 1994, Vo1 107 No 2, 4008-415. 

4. Early And Late Survival After Surgical Treatment Of Culture - Positive Active Endocarditis, C J Mullany, Chua Y L, H V Schaff, et al Mayo Clinic Proceedings, June 1995; 70:517-525. 

5. Novel Technique To Bioassy Endocardium - Derived Nitric Oxide From The Berent Discigil. Paul J Pearson, Chua Y L, Paulo R B Evora, John F Seccombe, H V Schaff, Beating Heart, Ann Thoracic Surgery 1995; 59:1182-6. 

6. Tricuspid Annuloplasty using the MC3 Ring for Functional Tricuspid Regurgitation: An Analysis of Midterm Outcomes. Yeow Leng Chua, Philip Y.K. Pang, Mingjie Huang, Noah Tapaua Cardiology 2014; 128:159.

7. Influence of Baseline Characteristics, Operative Conduct, and Postoperative Course on 30-Day Outcomes of Coronary Artery Bypass Grafting Among Patients With Left Ventricular Dysfunction Results From the Surgical Treatment for Ischemic Heart Failure (STICH) Trial. Krzysztof Wrobel, MD, PhD; Susanna R. Stevens, MS; Robert H. Jones, MD; Craig H. Selzman, MD; Andre Lamy, MD, MHSc; Thomas M. Beaver, MD;  Ljubomir T. Djokovic, MD; Nan Wang, MD; Eric J. Velazquez, MD; George Sopko, MD, MPH; Irving L. Kron, MD; J. Michael DiMaio, MD; Robert E. Michler, MD; Kerry L. Lee, PhD;  Michael Yii, MS, MB; Chua Yeow Leng, MBBS; Marian Zembala, MD, PhD; Jean L. Rouleau, MD; Richard C. Daly, MD; Hussein R. Al-Khalidi, PhD (Circulation. 2015;132:720-730. DOI: 10.1161/CIRCULATIONAHA.114.014932.)

8. Chordal Reconstruction versus Leaflet Resection for Repair of Degenerative Posterior Mitral Leaflet Prolapse. Yeow Leng Chua, Philip YK Pang, Yen Ping Yap, Zakir Hussain Abdul Salam, Yang Tian Chen doi: 10.5761/atcs.oa. 15-00322.  Annals of Thoracic & Cardiovascular Surgery.

9. Comparison of the Haemodynamic Parameters of Venous and Arterial Coronary Artery Bypass Conduits. Soon Jia Lin, Kenny Sin, Victor Chao, Tan Teing Ee, Mathew Jose Chakaramakkil, Chua Yeow Leng, Kang Ning. Published in Annals of Academy Medicine Singapore, August 2016, Vol 45 No 8.

10. Surgical management of infective endocarditis: an analysis of early and late outcomes† Pang PY, Sin YK, Lim CH, Tan TE, Lim SL, Chao VT, Chua YL Eur J Cardiothorac Surg. 2014 Jul 15. pii: ezu281.

11. Influence of mitral regurgitation repair on survival in the surgical treatment for ischemic heart failure trial. Marek A Deja MD, Paul A Grayburn MD, Benjamin Sun MD, Vivek Rao MD, Lilin She PhD, Michal Krejca MD, Anil R Jain MS,  Chua YLMBBS, Richard Daly MD, Michele Senni MD, Krzysztof Mokrzycki MD, Lorenzo Menicanti MD, Jae K Oh MD, Robert Michler MD, Krzysztof Wrobel MD, Andre Lamy MD, Eric J Velazquez, MD, Kerry L Lee PhD, Robert H Jones MD.