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Dr Tuan Kit Loong Jeffrey from National Cancer Centre Singapore

Dr Tuan Jeffrey Kit Loong


Senior Consultant

Specialty: Radiation Oncology, Radiation Oncology

Sub-specialties: Uro-Oncology, Gynaecology

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

Clinical Appointments

  • Visiting Consultant Gynae oncology 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

  • Adjunct Assistant Professor


Dr Jeffrey Tuan is a Senior Consultant and Research Director in the Division of Radiation Oncology at the National Cancer Centre Singapore. 

Dr Tuan received his medical degree from the National University Singapore School of Medicine in 2000. He received his specialist training in the Division of Radiation Oncology at the National Cancer Centre Singapore and the Royal Marsden Hospital in London, UK.


  • FAMS 
  • MSc Oncology, University of London, UK 
  • FRCR, Royal College of Radiologists, UK 
  • MBBS, National University of Singapore

Professional Appointments and Committee Memberships

  • Fellow, College of Radiologists, FAMS 
  • Fellow, Royal College of Radiologists, UK 
  • Member, Singapore Radiological Society 
  • Member, Singapore Society of Oncologists


  • HMDP Fellowship, Clinical Oncology, Royal Marsden Hospital London, 2007-2009 
  • EU Marie Curie Fellowship, Particle Therapy, Fondazione CNAO Italy, 2010-2012

Publications and Research Trials

  • 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. 
  • Estimating cardiac substructures exposure from diverse radiotherapy techniques in treating left-sided breast cancer. Zhang L, Mei X, Chen X, Hu W, Hu S, Zhang Y, Shao Z, Guo X, Tuan J, Yu X. Medicine (Baltimore) 2015 May;94(18):e847. doi: 10.1097/MD.0000000000000847. 
  • Radiation therapy for retroperitoneal sarcoma. Tuan J, Vitolo V, Vischioni B, Iannalfi A, Fiore MR, Fossati P, Orecchia R. Radiol Med. 2014 Oct;119(10):790-802. doi: 10.1007/s11547-013-0350-3. Epub 2014 Mar 18. Review 
  • Proton beam radiotherapy: report of the first ten patients treated at the "Centro Nazionale di Adroterapia Oncologica (CNAO)" for skull base and spine tumours. Orecchia R, Vitolo V, Fiore MR, Fossati P, Iannalfi A, Vischioni B, Srivastava A, Tuan J, Ciocca M, Molinelli S, Mirandola A, Vilches G, Mairani A, Tagaste B, Riboldi M, Fontana G, Baroni G, Rossi S, Krengli M. Radiol Med. 2013 Dec 12. 
  • Position statement on ethics, equipoise and research on charged particle radiation therapy. Sheehan M, Timlin C, Peach K, Binik A, Puthenparampil W, Lodge M, Kehoe S, Brada M, Burnet N, Clarke S, Crellin A, Dunn M, Fossati P, Harris S, Hocken M, Hope T, Ives J, Kamada T, London AJ, Miller R, Parker M, Pijls-Johannesma M, Savulescu J, Short S, Skene L, Tsujii H, Tuan J, Weijer C. J Med Ethics. 2013 Sep 28. doi: 10.1136/medethics-2012-101290 
  • Quality of life in patients with chordomas/chondrosarcomas during treatment with proton beam therapy. Srivastava A, Vischioni B, Fiore MR, Vitolo V, Fossati P, Iannalfi A, Tuan JK, Orecchia R. J Radiat Res. 2013 Jul;54 Suppl 1:i43-8. doi: 10.1093/jrr/rrt057.

Research Trials

  • Outcomes Research in Cancer Care 
  • Stereotactic Body Radiotherapy for Prostate Cancer