Dr Terence Lee Si Quan

Dr Terence Lee is an Associate Consultant in the Department of Colorectal Surgery at the Singapore General Hospital and the National Cancer Centre Singapore.

He graduated from Imperial College London in 2016 with an MBBS and a BSc (Hons) in Cardiovascular Sciences. Upon returning to Singapore, he completed his General Surgery Residency within the SingHealth cluster (2019–2024), earning his Master of Medicine (Surgery) and Fellowship of the Royal College of Surgeons (Edinburgh). During his residency, Dr Lee served as Chief Resident of the General Surgery Programme (2023-2024). He participated in the SingHealth Residency Leadership Programme, and was recognised as one of the top five chief residents in his cohort.

Dr Lee’s clinical interests include colorectal cancer, benign colorectal diseases and minimally invasive surgery. His research interests focus on cancer screening, value based surgical care and integration of digital and AI-driven tools to enhance surgical practice and outcomes. He has presented and published his work at both local and international surgical meetings.

• Fellow of the Royal College of Surgeons of Edinburgh (General Surgery), 2024 
• Master of Medicine (Surgery), National University of Singapore, 2022 
• Member of the Royal College of Surgeons of England, 2017 
• Bachelor of Medicine, Bachelor of Surgery, Imperial College London, 2016 
• Bachelor of Science in Medical Sciences with Cardiovascular Sciences, Imperial College London, 2014

• Fellow, Royal College of Surgeons of Edinburgh 
• SingHealth PGY1 Clinical physician Faculty Member 
• SingHealth Strategy Retreat 2023 Group 5 Workgroup Member

• Outstanding Resident Award, SingHealth RiSE Awards, 2024 
• Outstanding Chief Resident Award, SingHealth Graduate Medical Education (Residency), 2024 
• Associate in Education, SingHealth Graduate Medical Education (Residency), 2023 
• Service Excellence Award, Division of Surgery and Surgical Oncology (DSSO), 2022

• Tan, T.J.K., Ng, SM., Lee, T.S.Q. et al. Abdominoperineal pull-through with delayed coloanal anastomosis for pelvic anastomotic failure—a systematic review. Tech Coloproctol 29, 164 (2025). https://doi.org/10.1007/s10151-025-03206-3 
• Seow-En I, Lee TSQ, Tan EK, Ang JX. Vaginal natural orifice transluminal endoscopic surgery D3 right hemicolectomy with intracorporeal anastomosis for caecal cancer-A video vignette. Colorectal Dis. 2025 Jan;27(1):e17270. doi: 10.1111/codi.17270. PMID: 39834199. 
• Surgical and short-term oncological safety of total neoadjuvant therapy in high-risk locally advanced rectal cancer. Ng, Y.Y., Seow-En, I., Chok, A.Y., Lee, T.S., Palanisamy, P. and Tan, E.K. (2023), ANZ Journal of Surgery. https://doi.org/10.1111/ans.18739 
• Reduced port laparoscopic spleen-saving distal pancreatectomy (Kimura technique) for pancreatic tail serous cystadenoma. T.S.Q Lee, Y.X Koh Epublication WebSurg.com, Jun 2023;23(06). URL: http://websurg.com/doi/vd01en6950 
• Predictive factors for changes in remnant stump length during and after the treatment of incompetent truncal saphenous veins using cyanoacrylate. Phlebology. 2020 Sep;35(8):605-613. doi: 10.1177/0268355520922783. Epub 2020 May 6. PMID: 32375604. Lee TS, Chan SL, Rathnaweera HP, Hong S, Chong TT, Tang TY. 
• Case report of a type III endoleak presenting only decades after endovascular aortic repair. Int J Surg Case Rep. 2019;56:10-12. doi: 10.1016/j.ijscr.2019.01.008. Epub 2019 Jan 18. PMID: 30798094; PMCID: PMC6389550. Lee TSQ, Chong TT, Wang JCC, Choke TCE, Tang TY.