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Adj Assoc Prof Seah Lay Leng from Singapore National Eye Centre

Clin Assoc Prof Seah Lay Leng


Senior Consultant

Singapore National Eye Centre

Specialty: Oculoplastic, Cataract & Comprehensive Ophthalmology

Sub-specialties: Oculoplastic, Cataract & Comprehensive Ophthalmology

Clinical Appointments

  • Senior Consultant Oculoplastic Department Singapore National Eye CentreSingapore National Eye Centre
  • Senior Consultant Cataract & Comprehensive Ophthalmology Department Singapore National Eye CentreSingapore National Eye Centre
  • Clinical Director Thyroid Eye Disease Service 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 Associate Professor SingHealth Duke-NUS Ophthalmology & Visual Sciences Academic Clinical Programme


Clinical Associate Professor Seah holds a MBBS from the then University of Singapore and Fellowship from the Royal College of Surgeons of Edinburgh and College of Ophthalmology; UK. She received her fellowship training in Oculoplastic Surgery at the London Moorfield’s Eye Hospital, UK and Orbital Surgery Centre at the Vancouver Eye Centre in Canada. She was admitted as a Fellow of the Academy of Medicine, Singapore and appointed as the Adjunct Associate Professor in the Yong Loo Lin School of Medicine, National University of Singapore. In recognition of her contribution to the development of Orbit sub specialty at the Singapore National Eye Centre and the region, she was elected to be a member of the “Orbit Society” in 2008 organized by the International Orbital Surgeons and Vice President of the International Thyroid Eye Disease Society in 2017.

Clinical Associate Professor Seah is the past head of Oculoplastic Department and is one of the few pioneers in the Oculoplastic and Orbit sub-specialty. She is recognized for her contribution to the establishment and the development of the Oculoplastic Department, Orbit and Ophthalmic Prosthetic services in the Singapore National Eye Centre and Paediatric Oculoplastic in the KK Women’s and Children’s Hospital in Singapore. Her vast clinical experience covers eyelids, lacrimal, orbit, socket diseases and surgery and aesthetic procedures both in children and adults. Her special interests are: paediatric eyelid disorders, thyroid eye disease, orbital diseases and socket reconstructive surgery.

Clinical Associate Professor Seah is particularly active in medical education for undergraduate and post-graduate medical students of the National University of Singapore and has been a regular examiner in the ophthalmology undergraduate and fellowship examinations both local and in the region. She has also been a mentor for many local and overseas fellows for advanced fellowship training in Oculoplastic Surgery.
Her international participation includes numerous presentations as an invited speaker. She had held the chair in regional and international conferences and the chair of organizing committee of regional and international orbital symposia and oculoplastic workshops.

She has numerous publications to her credit in peer reviewed journals and has been invited as reviewers for many ophthalmic and oculoplastic journals. Her current research projects focus on thyroid eye disease, lacrimal gland disease and biomedical implants for Orbital Surgery.


  • FAMS (1998)
  • FRCOphth (1988)
  • FRCS(Ed) (1985)
  • MBBS

Professional Appointments and Committee Memberships

  • Adjunct Associate Professor, Department of Ophthalmology, Yong Loo Lin School of Medicine, National University of Singapore
  • Director, Undergraduate Education, Yong Loo Lin School of Medicine, National University of Singapore
  • Vice President, International Thyroid Eye Disease Society (2017 - present)
  • Chair, Oculoplastic Subspecialty Work Group - College of Ophthalmologists, Academy of Medicine, Singapore (2016 – present)
  • Member, Orbit Society (2009 - present)
  • International Member, American Academy of Ophthalmology (AAO) (1997 - present)
  • International Member, Asia-Pacific Society of Ophthalmic Plastic and Reconstructive Surgery (1991 - present)


  • Distinguished Service Award, Asia-Pacific Academy of Ophthalmology (APAO) (2016)
  • Achievement Award, Asia-Pacific Academy of Ophthalmology (APAO) (2016)
  • Lifetime Achievement Award - Eye and Vision Health Award (2016)
  • MACF Outstanding Tutor Award, Wong Hock Boon Society (2016)

Research Interests


  1. Yang M, Seah LL et al "Tear Cytokine Profile in Patients with Active Graves' Ophthalmopathy" Endocrine 2017, Nov 16
  2. Young SM, Seah LL et al " Clinical Features and Treatment Outcomes of Orbital Inflammatory Diseases in Singapore; A 10-year Clinico-patologic Review " Ophthalmic Plastic and Reconstructive Surgery" April 2016   
  3. Bingham CM et al " Axial Globe Position Measurement: A prospective Multicentre Study by the International Thyroid Eye Disease Society " Ophthalmic Plast Reconst Surg. 2015 Feb 25
  4. Teo L, Seah LL et al: "A Novel Bioresorbable Implant for Repair of Orbital Floor Fracture" Orbit 2015: 34 (4) 192-200
  5. Chng CL, Lai OF, Chew CS, Peh YP, Fook-Chong SM, Seah LL, Khoo DH. "Hypoxia. increases adipogenesis and affects adipocytokine production in orbital fibroblasts- possible explanation of the link between smoking and Graves' ophthalmopathy"  Int J  Ophthalmol. 2014 Jun 18;7 (3) : 403-7 
  6. Chng CC, Seah LL et al " Ethnic Difference in the Clinical Presentations of Graves' ophthalmopathy Best Clinical Practice, Endocrinology Metah 2012 Jan 26 (3), 249-58
  7. JA Hernandez, LL Seah etal "Periocular Capillary Hemangiom, Management Practices in Recent Years" Clinical Oph: 2013; 7, 1227-32
  8. Teo Livia, Seah LL “Prospective Audit of Ptosis Surgery at Singapore National Eye Centre – a 2 year Review”

Research Trials