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Dr Tan Eng Loy

Dr Tan Eng Loy


Visiting Consultant

Specialty: Obstetrics & Gynaecology

Sub-specialties: Maternal Fetal Medicine

Clinical Appointments

  • Visiting Consultant


Dr Tan Eng Loy is a senior consultant obstetrician and gynaecologist at the Singapore General Hospital. His interests include high risk pregnancies, intrapartum obstetrics, electronic fetal monitoring, obstetric emergencies and trauma in pregnant women. 

He is actively involved in undergraduate and post-graduate training within his department and conducts regular obstetric emergency drills and courses for medical and nursing staff. He is an experienced instructor on obstetric simulation courses such as the Managing Obstetric Emergencies and Trauma (MOET) course as well as on the PRactical Obstetric Multi-Professional Training (PROMPT) course, having taught on courses in the UK, Australia and New Zealand. He introduced PROMPT training to the Singhealth OBGYN Residency in 2014 via the inaugural OBstetrics TEam TRaining In Core Skills (OBSTETRICS) which has been held annually since. He has also crafted and organised specialized obstetric emergency courses and training for medical, nursing and midwifery staff and medical students not only in Singapore, but also in Bangalore, India, as part of a volunteer collaboration between Singhealth, the Singapore International Foundation and the State Institute of Health & Family Welfare, Government of Karnataka, Bangalore, India. A passionate educator at heart, he received the Outstanding Educator Award at the Golden Apple Awards 2017 organised by the Academic Medicine Education Institute, SingHealth Duke-NUS AMC.  

At SGH, he is a Senior Consultant on the High Risk Pregnancy Clinic, the Gestational Diabetes Joint Clinic, and the Cardiac Obstetric Clinic.


​Dr Tan Eng Loy graduated from medical school at the National University of Singapore in 2000. He trained in obstetrics and gynaecology at the KK Women’s & Children’s Hospital and the Singapore General Hospital. He obtained his Membership of the Royal College of Obstetricians & Gynaecologist (MRCOG) (United Kingdom) in 2006 and was also conferred Masters of Medicine (Obstetrics & Gynaecology) by the National University of Singapore in the same year. He trained and qualified as a certified instructor on the MOET course in 2009. He trained in a busy London maternity unit between 2011 – 2012 while further developing his skills as an instructor on obstetric emergency courses. 

Professional Appointments and Committee Memberships

  • Senior Consultant, Department of Obstetrics & Gynaecology, Singapore General Hospital since 2011 
  • Adjunct Assistant Professor, Yong Loo Lin School of Medicine, National University of Singapore
  • Adjunct Assistant Professor, Duke-NUS Medical School, Singapore
  • Physician Faculty, SingHealth O&G Residency Programme
  • Platform Director (Obstetrics & Gynaecology), Singhealth Duke-NUS Surgical Skills & Simulation Centre
  • Instructor, Managing Obstetric Emergencies & Trauma course, Advanced Life Support Group, United Kingdom since 2009 


  • SGH “Service With A Heart” Award for service quality 2008
  • SPRING Singapore Excellence Service Award (EXSA) – Silver award for healthcare 2009
  • Dean’s Award for Teaching Excellence (Academic Year 2009/2010), Yong Loo Lin School Of Medicine, National University of Singapore 
  • SGH  “Service With A Heart” Award for service quality 2010 
  • Singapore Health Quality Service Gold Award 2011
  • Faculty Award, RiSE (Residency in SingHealth Excels!) Awards 2013
  • Outstanding Educator, Golden Apple Awards 2017, Academic Medicine Education Institute, SingHealth Duke-NUS AMC.

Research Interests


  1. A novel approach to caesarean section audit by anonymous peer review. Tan EL, Kanagalingam D, Tan HK. Oral presentation, 6th Singapore International Congress of Obstetrics & Gynaecology 2007.
  2. Are hygroscopic dilators better than vaginal prostaglandins for induction of labour? – a systematic review. Tan EL, Kanagalingam D, Tan LK. SGH Proceedings Vol 17, No 3, 2008: 128-133.
  3. Induction of labour: are we inducing mothers for the appropriate reasons and at the correct time? Tan EL, Kanagalingam, Tan HK. Singapore Journal of Obstetrics and Gynaecology, Vol 39, No. 2, 2008: 70-72
  4. Maternal body mass index and its effect on delivery mode. Tan EL, Kanagalingam D. Oral presentation, 7th Singapore International Congress of Obstetrics & Gynaecology 2009
  5. Delivery Suite Guidelines, SGH (Third Edition) 2011. Tan EL, Tan WC, Kanagalingam D, Tan LK.
  6. Pelvi-abdominal mass in a patient presenting with pleural effusion. Tan EL. Book chapter in “Complexities and Challenges in Gynaecological Ultrasonography” edited by Tan WC, Lee SL and Tan LK, 2011: 61-64
  7. Pleural effusion and mediastinal lymphadenopathy associated with a pelvic mass, ascites and a raised CA-125. Book chapter in “Complexities and Challenges in Gynaecological Ultrasonography” edited by Tan WC, Lee SL and Tan LK, 2011: 65-69
  8. Alterations in physiology and anatomy during pregnancy. Tan EK, Tan EL. Best Practice & Research Clinical Obstetrics & Gynaecology December 2013, Volume 27, Issue 6, Pages 791–802
  9. Successful management of acute mesenteric ischaemia in a pregnant woman with protein S deficiency. Liu J, Tan WC, Tan EL, Yu SL. Ann Acad Med Singapore. 2014 Feb;43(2):125-6.
  10. Obesity in Pregnancy - Identifying and managing the complications. Tan EL. Medical Grapevine Singapore, February 2015 pgs 6-9
  11. Rational dissection of a high institutional cesarean section rate: An analysis using the Robson Ten Group Classification System. Tan JKH, Tan EL, Kanagalingam D, Tan LK. J Obstet Gynaecol Res, 41: 534–539. doi: 10.1111/jog.12608.
  12. Obstetric outcomes and complications after vaginal radical trachelectomy: a case report. Tan WK, Tan EL, Tan LK. J Med Cases. 2016;7(1):22-25
  13. Multiple pregnancy is the leading contributor to caesarean sections in in-vitro fertilisation pregnancies: an analysis using the Robson 10 group classification system. Tan JKH, Tan EL, Devendra K, Tan LK. J Obstet Gynaecol Res 2016, doi: 10.1111/jog.13032.
  14. Interstitial implantation of the placenta presenting with retained placenta after vaginal delivery at term. Chin HX, Tan EL, Tan LK, Ho TH. J Womens Health, Issues Care 5:3. doi:10.4172/2325-9795.1000227
  15. A review of caesarean section techniques and postoperative thromboprophylaxis at a tertiary hospital. Lau CQ, Wong TC, Tan EL, Kanagalingam D. Singapore Med J. 2017 Jun;58(6):327-331. doi: 10.11622/smedj.2016066. Epub 2016 Apr 8.
  16. Decision-to-delivery intervals and total duration of surgery for caesarean sections in a tertiary general hospital. Wong TC, Lau CQ, Tan EL, Kanagalingam D. Singapore Med J. 2017 Jun;58(6):332-337. doi: 10.11622/smedj.2016098. Epub 2016 Jun 1.
  17. Maternal Obesity: Prevalence, Outcomes and Evaluation of Body Mass Index Cut-Off Values in a Multi-Ethnic Asian Obstetric Population. Pang SY, Tan LK, Tan EL. Journal of Obesity and Diabetes 2016, 102: 4-12
  18. Repeated failed non-invasive prenatal testing in a woman with immune thrombocytopenia and antiphospholipid syndrome: lessons learnt. Hui CYY, Tan WC, Tan EL, Tan LK. BMJ Case Reports 2016; doi:10.1136/bcr-2016-216593
  19. A case of successfully managed pregnancy in a patient with complex cyanotic congenital heart disease. Liu JY, Tan WK, Tan EL, Tan JL, Tan LK. Obstetric Medicine [21 Nov 2016, 10(2):88-92]
  20. An Unusual Presentation of Acute Subdural Hematoma Secondary to Disseminated Intravascular Coagulation Following Conservative Management of Placenta Increta. MFA Rahman, GK Chew, EL Tan, WC Tan. J Med Cases. 2018;9(1):34-36. doi:

Research Trials