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Dr Yvonne Ling

Dr Ling Yvonne


Senior Consultant

Singapore National Eye Centre

Specialty: Paediatric Ophthalmology & Adult Strabismus, Cataract & Comprehensive Ophthalmology

Clinical Interest: Paediatric Ophthalmology & Adult Strabismus, Cataract & Comprehensive Ophthalmology

Conditions Treated by this Doctor:
Cataract Surgery, Childhood Myopia, Conjunctivitis and Viral Conjunctivitis, Double Vision (Diplopia), Dry Eye Syndrome, Lazy Eye (Amblyopia), Squint or Strabismus (Child), Upper Eyelid Drooping (Ptosis).

Clinical Appointments

  • Senior Consultant Paediatric Ophthalmology & Adult Strabismus Department Singapore National Eye CentreSingapore National Eye Centre
  • Senior Consultant Cataract & Comprehensive Ophthalmology Department Singapore National Eye CentreSingapore National Eye Centre
  • Senior Consultant Eye Centre KK Women's and Children's HospitalKK Women's and Children's Hospital

Academic Appointments

  • Clinical Asst Professor SingHealth Duke-NUS Ophthalmology & Visual Sciences Academic Clinical Programme


Dr Yvonne Ling graduated from the University of Singapore, and obtained the Fellowship in Ophthalmology from the Royal College of Surgeons of Edinburgh.
She went on to fellowship training at Vancouver Eye Centre, and Children’s Hospital, University of British Columbia, Canada as well as at the Jules Stein Eye Institute, University of California Los Angeles.
She practices general ophthalmology and subspecialises in Adult Strabismus & Paediatric Ophthalmology.   As the first clinical head of Strabismus & Paediatric Ophthalmology subspecialty in SNEC, she has been instrumental in setting up and establishing the various clinical services important in the subspecialty.  These include management of strabismus for adults and children, amblyopia, retinopathy of prematurity, botulinum injections for strabismus, myopia, retinoblastoma, genetic eye diseases and electrophysiology support. In addition to her subspecialty, she has particular interest in helping with vision rehabilitation of children and adults.  She has contributed in developing and directing the Seniors’ Eye Rehabilitation (SEER) programme in SNEC. 
Dr Ling also holds visiting consultant positions at KK Women’s and Children’s Hospital and Singapore General Hospital and was appointed to sit on various committees in the Ministry of Health and Health Promotion Board. She is currently on the National Myopia Prevention Steering Committee, HPB and serves in a medical advisory panel for MOM.
Many doctors, ophthalmologists at home and abroad, medical students, orthoptists and affiliated staff have been trained by her. She is Adjunct Assistant Professor at Duke – NUS Medical School and on the faculty for the SingHealth Residency programme.  For many years, she has been examiner for the M Med Ophth examinations, National University of Singapore, School of Postgraduate Medicine, and examiner for the Royal College of Surgeons of Edinburgh as well as the Royal College of Ophthalmologists, UK.  
Dr Ling’s research includes work on Atropine for myopia control, refraction in children, retinopathy of prematurity, management of strabismus.  MyEyeGym, an eye exercise app developed together with her orthoptic team won prizes in SingHealth Innovation (GEM) and in the Singapore Infocom & Technology Federation Awards in 2014. 
Dr Ling received the Lifetime Achievement Award at the Eye and Vision Health Awards in 2017 for her contributions to eye and vision health in institutions and public service, achievements in her field of expertise, and in education and training of succeeding generations of eye care professionals.


  • FAMS (1989)
  • FRCOphth (1989)
  • FRCS(Ed) (1986)
  • MBBS

Professional Appointments and Committee Memberships

  • Clinical Director, Orthoptic Service, Singapore National Eye Centre
  • Clinical Director, Low Vision Service, Singapore National Eye Centre (2016 - 2017)
  • Member, Fellowship Coordination Committee, Singapore National Eye Centre (2015 - current)
  • Medical Panel for Workmen’s Compensation, Ministry of Manpower (2012 - current)
  • Adjunct Clinical Investigator, Singapore Eye Research Institute (2011 - 2017)
  • Clinical Physician Faculty Member, SingHealth Residency Programme (2011 - 2014)
  • Member, Outpatients Department Committee, Singapore National Eye Centre (2008 - current)
  • Optometrists and Opticians Board, Ministry of Health (2007 - 2016)
  • Head of Department, Optometry Service, Singapore National Eye Centre (2007 - 2011)
  • Executive Committee, Rainbow Centre (2006 - 2016)
  • Chairperson, National Myopia Prevention & Control Workgroup, Ministry of Health (2006)
  • Working Committee for National Guidelines on Eye Screening for Children, Health Promotion Board (2002)
  • Member, Quality Assurance Committee, Singapore National Eye Centre (2002 - current)
  • National Myopia Prevention Steering Committee, Health Promotion Board (2002 - current)
  • Management Committee, Singapore National Eye Centre (2001 -2015)
  • Consultant in charge, SNEC Library (2001 - 2008)
  • External Evaluator, Pharmaceutical Administration & Centre for Drug Evaluation (2001 - 2002)
  • Singapore Myopia Register Committee, Ministry of Health (2001)
  • Consultant in charge & setting up of Low Vision Clinic, Singapore National Eye Centre (2000 - 2015)
  • Head of Department, Paediatric Ophthalmology & Adult Strabismus Department, Singapore National Eye Centre (2000 – 2005)
  • National Committee of Ophthalmology, Advisory Committee for Paediatric Ophthalmology & Adult Strabismus (2000)
  • Clinical Senior Lecturer, Yong Loo Lin School of Medicine, National University of Singapore (1999 - 2015)
  • Head of Department, Orthoptic Service, Singapore National Eye Centre (1996 - 2015)
  • Senior Consultant in charge, Paediatric Ophthalmology & Adult Strabismus Service, Singapore National Eye Centre (1996 - 2000)
  • Examiner, M Med(Ophth), Singapore
  • Examiner, Royal College of Ophthalmologists, UK.
  • Examiner, Royal College of Surgeons, Edinburgh.
  • External examiner, Singapore Polytechnic – Manchester University Optometry Degree
  • Reviewer for Singapore Annals of Medicine, Academy of Medicine
  • Assessment & Admissions Subcommittee, Rainbow Centre
  • Past President and Exco member, Singapore Association of the Visually Handicapped


  • Lifetime Achievement Award, Eye and Vision Health Awards (2017)
  • Singapore Infocom & Technology Federation Awards, Bronze (Team) Award for Best Social & Community Project (2014)
  • GEM (Ground-breaking, Effective, Momentous) (Team) Award, SingHealth (2014)
  • 25-year Long Service Award, Ministry of Social & Family Development (2012)
  • Long Service Award, Singapore National Day (2012)
  • 20-year Long Service Award, Singapore National Eye Centre
  • Gold, Excellent Service Award (2004)
  • Ellice Handy Medal, Methodist Girls’ School

Research Interests


  1. Myopia in young patients with type 1 diabetes mellitus. Handa S, Chia A, Htoon HM, Lam PM, Yap F, Ling Y. Singapore Med J.2015 Aug;56(8):450-4.
  2. Seizures in a young child following mydriatric eye drops. Wong JJM, Choong CT, Ling YLF, Chen CL. Neurology Asia. 2013 Dec (18)4: 409-412.
  3. Risk factors for strabismus and amblyopia in young Singapore Chinese children. Chia A, Dirani M, Gazzard G, Ramamurthy D, Quah BL, Chang B, Ling Y, Leo SW, Wong TY, Saw SM. Ophthalmic Epidemiol. 2013 Jun;20(3):138-47.
  4. Prevalence and causes of decreased visual acuity in Singaporean Chinese pre-schoolers. Dirani M, Zhou B, Hornbeak D, Chang BC, Gazzard G, Chia A, Ling Y, Selvaraj P, Young TL, Varma R, Wong TY, Saw SM. Br J Ophthalmol. 2010 Dec;94(12):1561-5. 
  5. Cycloplegic refraction in preschool children: comparisons between the hand-held autorefractor, table-mounted autorefractor and retinoscopy. Prabakaran S, Dirani M, Chia A, Gazzard G, Fan Q, Leo SW, Ling Y, Au Eong KG, Wong TY, Saw SM. Ophthalmic Physiol Opt. 2009 Jul;29(4):422-6.
  6. Paediatric ophthalmology in Singapore. Ling Y. J AAPOS. 2007 Feb;11(1):3-4. Review. 
  7. Report of the National Myopia Prevention and Control Workgroup 2006:A summary. SW Leo, Y Ling, TY Wong, BL Quah. Ann Acad Med Singapore 2007; 36(Suppl): 65-71.
  8. Atropine for the treatment of childhood myopia. Chua WH, Balakrishnan V, Chan YH, Tong L, Ling Y, Quah BL, Tan D. Ophthalmology. 2006 Dec;113(12):2285-91.
  9. Incidence, risk factors of retinopathy of prematurity among very low birth weight infants in Singapore. Shah VA, Yeo CL, Ling YL, Ho LY. Ann Acad Med Singapore. 2005 Mar;34(2):169-78.
  10. Refractive errors and strabismus in premature Asian infants with and without retinopathy of prematurity. Theng JT, Wong TY, Ling Y. Singapore Med J. 2000 Aug;41(8):393-7.
  11. A review of 5 years' experience in the use of botulinum toxin A in the treatment of sixth cranial nerve palsy at the Singapore National Eye Centre. Quah BL, Ling YL, Cheong PY, Balakrishnan V. Singapore Med J. 1999 Jun;40(6):405-9.
  12. Retinoblastoma in Singapore: 1976 to 1995. Tan NW, Balakrishnan V, Ling YL. Ann Acad Med Singapore. 1997 Mar;26(2):154-60.
  13. Growth of the internal and external eye in term and preterm infants. Isenberg SJ, Neumann D, Cheong PY, Ling YL, McCall LC, Ziffer AJ. Ophthalmology. 1995 May;102(5):827-30.
  14. Establishment of Tumour Cell Lines and Characterisation of Deletions from Retinoblastoma Tumours in Singapore. Chiu LL, PS Lai, SKW Chee, JSH Tay, Y Ling, PK Wong and ASM Lim. American Journal of Human Genetics, 1993; 53(3): 286.
  15. Pseudohypopyon – An Unusual Presenting Sign in Retinoblastoma. RFT Fan, Y Ling. Singapore Med J 1991; Vol 32: 368-370.
  16. The use of silicone drainage tubing to control post-keratoplasty glaucoma. Kirkness CM, Ling Y, Rice NS. Eye (Lond). 1988;2 ( Pt 5):583-90
  17. Ocular Trauma – Microsuturing of the Corneal Wound. Y Ling, ASM Lim.  Transactions of the Asia-Pacific Academy of Ophthalmology 1987; Vol XI: 262-264

Research Trials