Skip Ribbon Commands
Skip to main content

Clin Asst Prof Tuan Kit Loong Jeffrey

Dr Tuan Kit Loong Jeffrey from National Cancer Centre Singapore

Clin Asst Prof Tuan Kit Loong Jeffrey

MBBS (Singapore), FRCR (Clinical Oncology), MSc (London)

Senior Consultant

National Cancer Centre Singapore

Specialty: Radiation Oncology, Radiation Oncology

Sub-specialties: Uro-Oncology, Gynae-Oncology

Conditions Treated by this Doctor:
Gynaecology, Uro-Oncology.

Clinical Appointments

  • Visiting Consultant KK Gynaecological Cancer Centre KK Women's and Children's HospitalKK Women's and Children's Hospital
  • Visiting Consultant Urology Singapore General HospitalSingapore General Hospital
  • Senior Consultant Division of Radiation Oncology National Cancer Centre SingaporeNational Cancer Centre Singapore

Academic Appointments

  • Clinical Asst Professor at Duke-NUS Medical School


Dr. Jeffrey Tuan is a Senior Consultant Radiation Oncologist and Research Director in the Division of Radiation Oncology at the National Cancer Centre Singapore. His clinical interests are in managing patients with Urological and Gynaecological cancers using advanced techniques such as Intensity Modulated Volumetric Arc Radiotherapy, Stereotactic Body Radiotherapy (SBRT) and LDR/HDR Brachytherapy. His current research interests are in intra-fractional tumour tracking, focal therapy in prostate cancer and identifying potential biomarkers in radiation sensitivity. He holds a concurrent appointment as an Adjunct Assistant Professor within the Oncology Academic Clinical Program in Duke – National University Singapore (Duke-NUS). He spent four years training and pursuing academic research in both the United Kingdom and Italy in the fields of Clinical Oncology and Particle Beam Therapy.


  • FAMS, Academy of Medicine Singapore 2010
  • MSc (University of London) 2009
  • FRCR Royal College of Radiologists, UK 2009
  • MBBS (National University of Singapore) 2000

Professional Appointments and Committee Memberships

  • Singapore Cancer Society Prostate Cancer Survivorship Advisory Board
  • National Cancer Centre Singapore Research Committee


  • 2007-2009 MOH Human Manpower Development Plan 2007-2009
  • 2010- 2012 European Union Marie Curie Fellowship – PARTNER experience researcher

Research Interests

  • Proton and heavy ion therapy
  • Brachytherapy (LDR and HDR) in prostate and gynaecology cancers
  • Intra fraction target movement
  • Health economics
  • Modelling for RT dose to late effects


  • 8Gallium-labelled PSMA-PET/CT as a diagnostic and clinical decision-making tool in Asian prostate cancer patients following prostatectomy. Janice Tan, Charles Goh, Yen Sin Koh, Youquan Li, Jeffrey Tuan, Eu Tiong Chua, Terence W Tan , Michael Wang, Lui Shiong Lee, Kae Jack Tay, Ravindran Kanesvaran4¨7, Chee Keong Toh, Aaron Tong , Winnie Lam, Melvin Chua. Cancer Biol Med 2019. doi: 10.20892/ j.issn 2095-3941.2018.0288
  • A comparison of inter fraction setup error, patient comfort, and therapist acceptance for 2 different prostate radiation therapy immobilization devices. Pang EPP, Knight K, Baird M, Loh JMQ, Boo AHS, Tuan JKL. Adv Radiat Oncol. 2017 Feb 16;2(2):125-131. doi: 10.1016/j.adro.2017.02.001. eCollection 2017 Apr-Jun. PMID:28740923
  • Analysis of intra-fraction prostate motion to derive margins for two treatment durations using real-time 4D ultrasound. Mr Eric Pei Ping Pang, Dr Marilyn Baird, Mr Zubin Master, Dr Jeffrey Tuan, Dr. Qiao Fan, Mr Ronnie LEUNG, Mr Khong Wei Ang, Ms Sheena Xue Fei Tan, Dr Wing-Ho Mui, Dr Kellie Knight. Physics & Imaging in Radiation Oncology. (In revision)
  • Intensity-Modulated Radiotherapy for Whole Pelvis Irradiation in Prostate Cancer: A Dosimetric and Plan Robustness study between Photons and Protons. Ashley Ong, Ang Khong Wei, Zubin Master, Jeffrey Tuan. Technical Innovations & Patient Support in Radiation Oncology. (In revision)
  • Reduction of intra-fraction prostate motion – Determining optimal bladder volume and filling for prostate radiotherapy using daily 4D TPUS and CBCT. Eric Pei Ping Pang, Kellie Knight, Ashik Hussain, Qiao Fan, Marilyn Baird, Sheena Xue Fei Tan, Wing-Ho Mui, Ronnie Wing-Kin Leung, Irene Kai Ling Seah, Zubin Master, Jeffrey Kit Loong Tuan. Technical Innovations & Patient Support in Radiation Oncology Volume 5, March 2018, Pages 9–15
  • Inter- and intra-observer variation of patient setup shifts derived using the 4D TPUS Clarity system for prostate radiotherapy. E P P Pang, KKnight, MBaird and JKL Tuan. Biomed. Phys. Eng. Express 00 (2017) 000000
  • A comparison of inter-fraction setup error, patient comfort and therapist acceptance for two different prostate radiotherapy immobilisation devices. Eric Pei Ping Pang, Kellie Knight, Marilyn Baird, Joshua Ming Quan Loh,, Adelene Hwee San Boo, Jeffrey Kit Loong Tuan.
  • The Value of 18F-FDG PET/CT Imaging Combined With Pretherapeutic Ki67 for Early Prediction of Pathologic Response After Neoadjuvant Chemotherapy in Locally Advanced Breast Cancer. Luo J, Zhou Z, Yang Z, Chen X, Cheng J, Shao Z, Guo X, Tuan J, Fu X, Yu X. Medicine (Baltimore). 2016 Feb;95(8):e2914. doi: 10.1097/MD.0000000000002914. PMID:26937935
  • Complete response after chemotherapy and radiotherapy of a tonsillar histiocytic sarcoma with regional lymph node involvement: a case report and review of the literature. Chen X, Zhang L, Wang J, Gu Y, Tuan J, Ma X, Hong X, Yu X, Guo X. Int J Clin Exp Med. 2015 Sep 15;8(9):16808-12. eCollection 2015.
  • Dose coverage of axillary level I-III areas during whole breast irradiation with simplified intensity modulated radiation therapy in early stage breast cancer patients. Zhang L, Yang ZZ, Chen XX, Tuan J, Ma JL, Mei X, Yu XL, Zhou ZR, Shao ZM, Liu GY, Guo XM. Oncotarget. 2015 Jul 20;6(20):18183-91.

Research Trials

  • Radiobiology Investigations into Cancer Therapy Using High Energy Protons
  • Cardiac Events associated with pre-existing CV risk factors and different forms of ADT
  • Multi-parametric magnetic resonance imaging (mpMRI) guided boost to dominant intra-prostatic lesions in High-Risk Prostate Cancer (HR-PCa) with potential dose escalation using protons – A feasibility study – 08/FY2019/EX(SL)/65-A115