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Dr Jay Lim Kheng Sit

Dr Jay Lim Kheng Sit

​B. Computing (NUS), MBBS (Syd) MRCS(Edin) MRCS(Glasg) MMed (Surg) FAMS (Urology)


Singapore General Hospital

Specialty: Urology, Urology

Sub-specialties: Benign Prostatic Hyperplasia, Laparoscopic Surgery, Urinary Stone Disease

Conditions Treated by this Doctor:
Benign Prostatic Hyperplasia (BPH), Laparoscopic & General Surgery.

Clinical Appointments

  • Consultant Urology Singapore General HospitalSingapore General Hospital


​Dr Lim obtained his Bachelor of Computing from National University of Singapore in 2005. He went on to complete his graduate medical degree from University of Sydney in 2009. After completing his houseman ship in Sydney Australia, he returned to Singapore to serve in the local medical system. He completed his Urology Surgical Training in 2017.

A keen innovator at heart, he was awarded the Singapore-MIT innovation fellowship in 2017 and actively involved in the medical device innovation scene. Dr Lim was the first medical doctor to be appointed Principal Medical Investigator by Artificial Intelligence Singapore (AISG) for his pioneering grant in Natural Language Processing.  

His clinical interest is in the field of Endourology and minimally invasive surgery. He is due to leave for his Fellowship in Seoul, South Korean to further his training in minimally invasive surgery in the 1st quarter of 2020.


  • ​2017: Fellow of the Academy of Medicine, Singapore (Urology)
  • 2015: Master in Medicine (Surgery) (NUS)
  • 2013: Member of the Royal College of Surgeons (Edinburgh)
  • 2013: Member of the Royal College of Surgeons (Glasgow)
  • 2008: Bachelor in Medicine and Bachelor in Surgery (Sydney)
  • 2005: Bachelor in Computing (NUS)

Professional Appointments and Committee Memberships

  • ​Physician Faculty – Singhealth Urology Residency
  • Clinical Lecturer – Yong Loo Lin School of medicine
  • Adjunct Instructor - SingHealth Duke-NUS Surgery Academic Clinical Program


  • ​Singapore-MIT Alliance for Research and Technology Innovation Fellow Program (SMART IFP) 2017 Scholarship

Research Interests

  • Medical AI
  • Natural Language Processing
  • Endourology research
  • Ureteral stent design
  • Ureter physiology


  1. K S Lim, Zhi Wei Law, Marcus Way Lunn Chow, Allen Soon Phang Sim, Henry Sun Sien Ho, Peak stent discomfort occurs early and ureteral stent with distal loop design has less pain–a pilot prospective randomised single-blinded trial over 2 weeks, Asian Journal of Urology 2019,
  2. K.S. Lim, Z.W Law, M.W.L.Chow, A.S.P. Sim, H.S.S. Ho, Peak stent discomfort occurs in the first 72 hours and ureteral stent with distal loop design improves stent discomfort and QoL. A pilot prospective randomised single-blinded trial over 2 weeks. Asian Journal of Urology ( accepted for publication Jul 2019).
  3. Khor, V., Aslim, E. J., Ng, L. G., & Lim, J. K. S. (2019). 'Pop goes the whistle'-Noisy micturition as the main presentation of pneumaturia. Urology Case Reports, 23, 106.
  4. Lim, K. S., Lim, Y. W., Yong, D. Z. P., Hao, Y., Ho, H. S. S., Ng, L. G., & Sim, A. (2019). Two weeks too long: Optimal duration for ureteral pre-stenting and its physiological effects on the ureter in a Yorkshire-Landrace pig model. Journal of endourology, (ja)
  5. Lim, K. S., Tay, S., Gostelow, M., Fook-Chong, S. M., & Ng, L. G. (2016). Does size really matter? A retrospective analysis of donor renal volume and its effects on renal function in donors after donation. J Biomed Graphics Comput, 6, 14-21.
  6. Lim KS, Sim, A. S. P., Mohd Zam, N. A. B., & Ho, H. S. S. (2015). A Novel Method for Retrograde Ureteral Stent Insertion During Laparoscopic Ureterolithotomy Without Radiological Guidance. Journal of Endourology Part B, Videourology, 29(5)

Research Trials