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2024/01/25
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Dr George Thomas

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Designations:

  • Consultant, Department of Ophthalmology, National University Hospital
  • Consultant, Department of Ophthalmology, Alexandra Hospital

Qualifications:

MBBS, BMedSci, MMed(Ophth), FAMS, FRCOphth

Specialties/Sub-specialties:

Ophthalmology

Clinical Disciplines/Programmes:

Cataract, General Ophthalmology, Retina (Medical), Retina (Surgical)

Biosketch

Dr George Thomas is a Consultant Ophthalmologist at the Eye Surgery Centre at the National University Hospital and at Alexandra Hospital. He holds the academic position of Clinical Assistant Professor at the Department of Ophthalmology at the National University of Singapore. 

Dr Thomas has clinical interests in cataract surgery and has sub-specialty training in the management of both medical and surgical retinal diseases. He received the Learning Development Award to pursue further training in the niche field of Ocular Oncology with Dr Carol Shields, a leading ocular oncologist in Philadelphia, United States of America.
He has specific interests in complicated cataract surgery, the use of the latest intraocular lenses and also in retinal surgery including vitrectomy and retinal detachment surgery.

He graduated from the University of Melbourne in Australia, where he was awarded the Royal Australian and New Zealand College of Ophthalmologists’ Prize in Clinical Ophthalmology. He also attained the R L Simpson Prize Award and Hector MacLean Scholarship in Ophthalmology.

Dr Thomas completed his Ophthalmology specialist training at the National University Hospital, where he received a Gold Medal in the Joint Committee for Specialist Training Examination. He is a Fellow of the Royal College of Ophthalmologists (UK) and a Fellow of the Academy of Medicine of Singapore.

Having served as the Chief Resident at the Department from 2016 to 2017, Dr Thomas graduated from the Residency Leadership Development Programme 2016 to 2017.

In his academic pursuits, Dr Thomas is actively involved in medical student and allied health education. He currently holds positions as a Clinical Teacher and Content Expert, Lee Kong Chian Medical School, and serves on the Clinical Faculty Scheme on the NUS Yong Loo Lin School of Medicine.

He is the co-lead for the Retinal Diseases Program at the Centre for Precision Eye Health at the NUS. He is involved in academic research, and has authored multiple peer-reviewed publications and book chapters. He has presented his work at local and international conferences. He served on the organising committee of the Asia Pacific Vitreoretinal Society Meeting 2024 in Singapore.

He speaks English, Malay and simple Mandarin.

Awards

  • NUH Incredible Care Service Champion Award 2024
  • Singhealth Quality Service Award (Gold) 2024
  • Singhealth Quality Service Award (Silver) 2023
  • NUH Incredible Care Service Champion Award 2023
  • Alexandra Hospital Above and Beyond Award 2023
  • NUH Exemplary Service Award 2022
  • MOH / NUH Learning Development Award (Individual) 2022
  • NUH Great Teacher Award 2022/2023

Journals & Publications

  1. Thomas, G. N., Vempuluru VS, Shields CL. A commentary on: Robotic CyberKnife Radiosurgery for the Treatment of Choroidal and Ciliary Body Melanoma. 
  2. Thomas, G. N.., Vijitha S. Vempuluru, and Carol L. Shields. "Disappearing retinoblastoma." Canadian Journal of Ophthalmology (2023).  
  3. Sachs Zeiger J, Thomas, G. N., Shields CL. A commentary on: Imaging biomarkers of leukaemic choroidopathy. 
  4. Thomas, G. N., Kiew, S. Y., Singh, P., Dmitriev, P., Thomas, A. S., & Fekrat, S. (2021). Central Retinal Vein Occlusion: The Effect of Antiplatelet and Anticoagulant Agents. Journal of Vitreo Retinal Diseases, 24741264211028508. 
  5. Ma, J. P., Robbins, C. B., Thomas, G. N., Kiew, S. Y., Yoon, S. P., Thomas, A. S., & Fekrat, S. (2021). Characteristics of Branch Retinal Vein Occlusion in African American Patients. Ophthalmic Surgery, Lasers and Imaging Retina, 52(9), 492-497.
  6. Thomas G. N., Kiew S.Y., Thomas, A. S., & Fekrat, S. (2020). Characteristics of Central Retinal Vein Occlusion in African Americans. Journal of Vitreo Retinal Diseases, 4(3),186-191.
  7. Thomas, G. N.,Chan, J., Sundar, G., & Amrith, S. (2017). Outcomes of levator advancement and Müller muscle-conjunctiva resection for the repair of upper eyelid ptosis. Orbit, 36(1), 39-42. 
  8. Young, S. M., Sundar, G., Lim, T. C., Lang, S. S., Thomas, G.N., & Amrith, S. (2017). Use of bioresorbable implants for orbital fracture reconstruction. British Journal of Ophthalmology, 101(8),1080-1085.
  9. Harvey E, Zhang H, Sepúlveda P, Garcia SP, Sweeney D, Choudry FA, Castellano D, Thomas G.N., Kattach H, Petersen R, Blake DJ, Taggart DP, Frontini M, Watt SM, Martin-Rendon E. (2017). Potency of Human Cardiosphere‐Derived Cells from Patients with Ischemic Heart Disease Is Associated with Robust Vascular Supportive Ability. Stem cells translational medicine, 6(5), 1399-1411.
  10. Cheung, C. Y., Thomas, G. N., Tay, W., Ikram, M. K., Hsu, W., Lee, M. L., ... & Wong, T. Y. (2012). Retinal vascular fractal dimension and its relationship with cardiovascular and ocular risk factors. American journal of Ophthalmology, 154(4), 663-674.

Professional Memberships

  • Member, Singapore Society of Ophthalmology
  • Member, Asia Pacific Ophthalmic Trauma Society
  • Member, European Society of Retinal Specialists (EURETINA)
  • Member, American Society of Retina Specialists
  • Member, Association for Research in Vision and Ophthalmology (ARVO)
  • Member, International Society of Ocular Oncology

2025/04/17
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National University Health System
  • National University Hospital
  • Ng Teng Fong General Hospital
  • Alexandra Hospital
  • Jurong Community Hospital
  • National University Polyclinics
  • Jurong Medical Centre
  • National University Cancer Institute, Singapore
  • National University Heart Centre, Singapore
  • National University Centre for Oral Health, Singapore
  • NUHS Diagnostics
  • NUHS Pharmacy
  • Yong Loo Lin School of Medicine
  • Faculty of Dentistry
  • Saw Swee Hock School of Public Health
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