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A/Prof Edmund Chiong

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  • Head & Senior Consultant, Department of Urology, National University Hospital
  • Senior Consultant, Division of Surgical Oncology, National University Cancer Institute, Singapore
  • Associate Professor, Department of Surgery, Yong Loo Lin School of Medicine, National University of Singapore


MBBS (Singapore), Ph.D, FRCSEd, FRCSI, FAMS (Urology)



Clinical Disciplines/Programmes:

Reconstructive Urology, Surgical Oncology, Surgical Oncology (Urology), Urologic Oncology

Special Interests:

Uro-oncology (Especially Prostate Cancer, Kidney Cancer and Bladder Cancer), Prostate Cancer High-Dose Rate Brachytherapy, Robotic surgery


A/Prof Edmund Chiong graduated with the degrees of Bachelor of Medicine and Surgery from the National University of Singapore (NUS) in 1995. He obtained postgraduate qualifications (Fellow of the Royal College of Surgeons of Edinburgh and Fellow of the Royal College of Surgeons In Ireland) in Surgery and completed his Urology specialist training in Singapore. A/Prof Chiong subsequently completed a two-year clinical fellowship program in Urologic Oncology at the University of Texas MD Anderson Cancer Center in Houston, Texas, USA.  He is also certified by the Society of Urologic Oncology, USA.

A/Prof Chiong's subspecialty interests include managing and performing surgery for prostate cancers, bladder cancers, kidney cancers, testes cancers, penile cancers, and performing robotic surgery and prostate cancer high-dose rate brachytherapy. A/Prof Chiong also manages general urologic diseases and is a kidney transplant surgeon with the Ministry of Health's renal transplantation team. Apart from clinical practice, A/Prof Chiong is actively involved in both clinical and laboratory research. His research interests include diagnostic modalities and new therapies for bladder cancer (including immunotherapy, gene therapy and targeted therapy), prostate cancer and other urologic malignancies. He has minor interests in investigating urinary tract infections, and medical device innovation.

He is an investigator in a number of grant-funded, clinical and basic science research projects. He was conferred a PhD (NUS) for his thesis on targeted therapy for bladder cancer. He also runs a number of clinical trials in bladder and prostate cancer. A/Prof Chiong has received more than 35 academic and fellowship awards, authored or co-authored a number of papers in peer-reviewed journals, and have presented more than 350 lectures and abstracts at regional or international scientific meetings. He is also a reviewer for many leading international urology and cancer journals.

A/Prof Chiong is currently Chairman of the Chapter of Urologists (College of Surgeons), Academy of Medicine, Singapore, is Past President (2016-2018) and current Board of Trustees member of the Singapore Urological Association, and Chairman of the Examinations Committee for Urology and Board member, Residency Advisory Committee / Joint Committee on Specialist Training (JCST), Ministry of Health, Singapore. He is the Cluster Sub-Specialty Lead for Urology and Co-Chair of the Robotic Surgery Program Steering Committee (NRSPSC), at the National University Health System, Singapore. He is also the Deputy Chairman, Scientific Committee, Urological Association of Asia (UAA), a member of the American Urological Association, European Association of Urology and the American Society of Clinical Oncology.


Awarded more than 45 research, academic and clinical service awards.

Recent awards in the last 5 years:

  • 2020 - Best Poster Award (Surgical Oncology), 7th NCIS Annual Research Meeting, NCIS, Singapore
  • 2019 - Outstanding Paper Award
  • 2019, Asian Journal of Andrology
  • 2019 - Formation NS man of the year Award, Republic of Singapore Navy
  • 2018 - Reviewer Recognition certificate, Urologic Oncology: Seminars & Original Investigations Journal
  • 2017 - Outstanding Contribution in Reviewing award, Urologic Oncology: Seminars & Original Investigations Journal

Journals & Publications

  1. Szmulewitz RZ, Peer CJ, Ibraheem A, Martinez E, Kozloff M, Carthon B, Harvey RD, Fishkin P, Yong WP, Chiong E, Nabhan C, Karrison T, Figg WD, Stadler WM, Ratain MJ. Prospective International Randomized Phase II Study of Low-Dose Abiraterone With Food Versus Standard Dose Abiraterone In Castration-Resistant Prostate Cancer. J Clin Oncol. 2018 May 10;36(14):1389-1395.
  2. Wang Z, Lim YK, Lim HCC, Chan YH, Ngiam N, Nee Mani LR, Esuvaranathan K, Ng CF, Teoh J, Chan E, Mahendran R, Chiong E. The Role of Vitamin D Receptor Polymorphisms in Predicting Response to Therapy in Nonmuscle Invasive Bladder Carcinoma. J Urol. 2018 Oct;200(4):737-742.
  3. Chiu PK, Ng CF, Semjonow A, Zhu Y, Vincendeau S, Houlgatte A, Lazzeri M, Guazzoni G, Stephan C, Haese A, Bruijne I, Teoh JY, Leung CH, Casale P, Chiang CH, Tan LG, Chiong E, Huang CY, Wu HC, Nieboer D, Ye DW, Bangma CH, Roobol MJ. A Multicentre Evaluation of the Role of the Prostate Health Index (PHI) in Regions with Differing Prevalence of Prostate Cancer: Adjustment of PHI Reference Ranges is Needed for European and Asian Settings. Eur Urol. 2019 Apr;75(4):558-561.
  4. Mullapudi SS, Zhang J, Lu S, Rahmat JN, Mahendran R, Kang ET, Chiong E, Neoh KG. Receptor-Targeting Drug and Drug Carrier for Enhanced Killing Efficacy against Non-Muscle-Invasive Bladder Cancer. ACS Applied Bio Materials 2(9):3763-3773 16 Sep 2019.
  5. SS Mullapudi, D Mitra, M Li, ET Kang, E Chiong, KG Neoh. Potentiating Anti-cancer Chemotherapeutics and Antimicrobials via Sugar-mediated Strategies. Molecular Systems Design & Engineering 2020 (Mol. Syst. Des. Eng., 2020, 5, 772-791).
  6. Lee SH, Mahendran R, Tham SM, Thamboo TP, Chionh BJ, Lim YX, Tsang WC, Wu QH, Chia JY, Tay MHW, Goh BYS, Chen KW, Mallari JZ, Periaswami R, Raman L, Choo SN, Kioh DYQ, Chiong E, Esuvaranathan K, Chan ECY. Tryptophan-kynurenine ratio as a biomarker of bladder cancer. BJUI 2020 Aug 13. doi: 10.1111/bju.15205.
  7. Wang Z, Ong WYF, Tong S, Sng JH, Lata RM, Mahendran R, Kesavan E, Chiong E. Beyond diabetes mellitus: role of metformin in non-muscle invasive bladder cancer. SMJ 2020 Aug 17. doi: 10.11622/smedj.2020121.
  8. Teoh JY, MacLennan S, Chan VW, Miki J, Lee HY, Chiong E, Lee LS, Wei Y, Yuan Y, Yu CP, Chow WK, Poon DM, Chan R, Lai F, Ng CF, Breda A, Kramer MW, Malavaud B, Mostafid H, Herrmann T, Babjuk M. An International Collaborative Consensus Statement on En Bloc Resection of Bladder Tumour incorporating Two Systematic Reviews, a Two-round Delphi Survey and a Consensus Meeting. Eur Urol 2020 Oct;78(4):546-569.
  9. Zang ZJ, Lim YK, Chan YH, Raman L, Esuvaranathan K, Chiong E, Mahendran R. Polymorphism in autophagy gene ATG2B is not associated with bladder cancer recurrence after intravesical Bacillus Calmette-Guerin (BCG) immunotherapy in Asian patients. Urol Oncol. 2020 Nov 26:S1078-1439(20)30602-5. doi: 10.1016/j.urolonc.2020.11.015.
  10. Tan YQ, Wang Z, Yap QV, Chan YH, Ho RC, Hamid ARAH, Landaluce-Olavarria A, Pellino G, Gauhar V, Chand M, Wroclawski ML, Hameed BMZ, Ling SK, Sengupta S, Gallo G, Chiu PK, Tanidir Y, Tallada MPV, Garcia BN, Colleoni R, Abiddin ZAZ, Campi R, Esperto F, Carrion D, Elterman D, Chung ASJ, Ng ACF, Moschini M, Rivas JG, Mayol J, Teoh JY, Chiong E. Psychological Health of Surgeons in a Time of COVID-19: A Global Survey. Ann Surg. 2021 Jan 22. doi: 10.1097/SLA.0000000000004775.

Professional Memberships

  • Fellow, The Royal College of Surgeons In Ireland
  • Fellow, The Royal College of Surgeons of Edinburgh
  • Full Registered Member, General Medical Council, United Kingdom
  • Life Member, Singapore Urological Association
  • Fellow, Academy of Medicine, Singapore
  • International Member, American Urological Association
  • Member, American Society of Clinical Oncology
  • Member European Association of Urology
  • Member, Urological Association of Asia
  • Member, Robotic Surgery Society of Singapore
  • Member, Asia Pacific Society of Uro-Oncology
  • Member, Asian Robotic Urological Society (ARUS), Urological Association of Asia

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