Our Consultants

Centre for Sight’s expert and world renowned surgeons are involved with your care every step of the way. They are supported by a team of highly trained technicians. Surgeon directed care is an area in which Centre for Sight will not compromise. As is common practice, consultants work as independent practitioners providing medical advice and care supported by our expert team of nurses, technicians and administrators at Centre for Sight. Learn more about the highly qualified speciality eye surgeons at Centre for Sight.

“Their passion and deep interest in their work gives a patient like me even more confidence.”

James Webb
Centre for Sight Patient

James Webb

Meet our surgeons…

Sheraz Daya – Centre for Sight

Sheraz M. Daya

Cornea, Cataract, Anterior Segment and Keratorefractive surgery

Sheraz Daya is the Medical Director of Centre for Sight. Recruited from New York, USA in 1993, Mr Daya was Director and Consultant at the Corneoplastic Unit and Eye Bank, Queen Victoria Hospital.  Mr Daya transformed the Corneoplastic Unit and Eye Bank, acquiring an international reputation for excellence in Corneal surgery and resigned from the NHS in 2011.

Mr. Daya is a key opinion leader for the ophthalmic industry and is highly regarded nationally and internationally. He serves on numerous boards and committees and is also the founding Chief Medical Editor of Cataract and Refractive Surgery Today. He is regularly invited to speak at international conventions and meetings and is known as for many innovations in ophthalmology.

Mr. Daya was recognised for his leadership by winning the award “Leadership in Improvement” of the Best of Health Awards 2009, South East England. He has also been awarded the highly prized Senior Achievement Award by the American Academy of Ophthalmology (2009) for his contribution to Ophthalmology and the American Academy.

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Marcela Espinosa-Lagana – Centre for Sight

Marcela Espinosa-Lagana

Cornea, Cataract, Keratorefractive Surgery and Paediatric Ophthalmology 

Miss Espinosa is a Director at Centre for Sight. Her medical education and initial specialty training was undertaken in Mexico. She undertook residency in Ophthalmology in Guadalajara, Jalisco and undertook specialty training in Cornea and Keratorefractive Surgery at CODET, Tijuana under the mentorship of Arturo Chayet, MD well known in this area.

After spending time in academics as Professor ad-Honorem at the University of Costa Rica she joined Lasersight Inc., manufacturer of ophthalmic lasers. At Lasersight she acted as a medical consultant and advisor, training doctors in laser eye surgery and collecting data for submission to regulatory auhtorities. She emigrated to the UK in 1998. Miss Espinosa worked in Spain as a consultant in 2003 and then underwent further specialty fellowship training in Paediatric Ophthalmology at Great Ormond St. Hospital, London. In addition to being on the General Medical Council’s specialist register in the UK, Miss Espinosa is also registered to practice as a specialist in Spain.

Marcela Espinosa-Lagana is fluent in Spanish and Italian and able to take consultations in these languages.

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David Shahnazaryan

Cornea, Cataract, Laser eye surgery, Lid surgery and  Corneal transplantation

Mr Shahnazaryan has presented internationally on Cataract surgery, Corneal Transplantation and Oculoplastic Surgery. His clinical and lab-based research focused on corneal transplantation and herpes simplex keratitis. He published in high impact ophthalmology journals, more recently in American Journal of Ophthalmology.

After obtaining his primary medical degree from Yerevan State Medical University in his home country of Armenia in June 2001, he underwent a 3-year residency program in Plastic and Reconstructive Surgery with Professor Armen Hovhannisyan a distinguished Plastic Surgeon.

He later relocated to the Republic of Ireland in 2008 to further his qualification, residing in Dublin. Mr Shahnazaryan completed his ophthalmology residency at Royal Victoria Eye and Ear Hospital in Dublin with the Irish College of Ophthalmologists, renowned for its excellence. In 2014 he completed a refractive fellowship with Professor Michael O’Keefe, one of the pioneers of Refractive Surgery in Ireland. In 2018 he finished his latest achievement of obtaining an MD postgraduate research degree at the Royal College of Surgeons in Ireland. He followed this with Fellowships in Oculoplastic Surgery at St. James’s University Hospital, Leeds in 2018 and in Cornea & Anterior Segment at King’s College Hospital, London in 2019.

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Shahrnaz Izadi
BSc Hons, MBChB, MRCOphth, FRCOphth

Cataract Surgery, Medical Retina conditions including AMD, Diabetic Macular Oedema, Diabetic Retinopathy & Uveitis

Miss Izadi is a Retinal Lead at Epsom and St Helier University Hospital and a UK Medical graduate, who has a degree in Medicine from the University of Manchester and in Physiology from University College London. She is a highly specialised Consultant Ophthalmologist, with expertise and knowledge in Retinal Eye Disease, and has undertaken joint academic and clinical training.

Miss Izadi also has experience of working within the Ophthalmic Pharmaceutical Industry and has a keen interest in clinical research and trials. She has accrued an abundance of clinical trial experience whilst working in the industry and has published articles in multiple peer-reviewed journals. She has presented at both the National and International level. She has a particular interest in new innovations and treatment modalities for Medical Retina disorders. She is presently a substantive Consultant at Epsom and St Helier University Hospital NHS Trust, and is the clinical Lead for Diabetic Maculopathy as well as the clinical Retinal Lead. She has completed several departmental Audits in management of Diabetic Maculopathy and Wet Age Related Macular Degeneration. She is also a Principal Investigator in Clinical Trials at the Trust.

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Prof Tom Williamson. MD MBChB, FRCS(Glas), FRCOphth

Prof Tom Williamson
MD MBChB, FRCS(Glas), FRCOphth

Retinal Detachment, Macular Hole, Epiretinal Membrane, Diabetic Retinopathy, Cataracts, Vitrectomy

Prof Tom H Williamson is a vitreoretinal surgeon with wide experience of surgical interventions for retinal disease with 500 operations performed under his care annually. He has specialist interest in dealing with diseases of the retina but also manages general ophthalmic conditions.

He has extensive experience in managing patients with disorders of the retina and the vitreous, and performs all types of retinal surgery (with the largest international single surgeon dataset of over 10,000 operations), including new innovative techniques.

Professor Williamson is extensively involved in the training and teaching of future generations of ophthalmic surgeons and has trained approximately 30 vitreoretinal fellows as part of a highly sought after, international fellowship programme at St Thomas’ Hospital, London. Many of these fellows have gone on to be appointed Consultant Vitreoretinal Surgeons either in the United Kingdom or abroad.

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Kashif Qureshi – Centre for Sight

Kashif Qureshi

YAG Vitreolysis, YAG Capsulotomy, Macular Degeneration, Diabetic eye diseases, Cataract Surgery

Mr Qureshi is a Consultant Ophthalmic Surgeon who has a specialist interest in dealing with diseases of the retina but also manages general ophthalmic conditions, and performs cataract surgery, laser to the anterior and posterior segment, including laser to the retina and vitreous and intravitreal therapeutic procedures.

Mr Kashif Qureshi undertook sub-speciality fellowship training in diseases of the retina in the North West, at Manchester Royal Eye Hospital and then at Moorfields Eye Hospital, London.

Mr Qureshi’s sub-specialist area are retinal disorders in particular macular degeneration, diabetic eye disease, retinal vascular disease and inflammatory eye disease. Mr Qureshi has undertaken two speciality fellowships in retinal disease at Manchester Royal Eye Hospital and Moorfields Eye Hospital.

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Lucia Pelosini – Centre for Sight

Lucia Pelosini

Cataract surgery, Corneal and external eye disease, Diabetic eye disease

Ms Pelosini is one of only a handful of Consultant Surgeons in the UK who is dual fellowship trained in Cornea & Anterior Segment and Medical Retina.

Ms Pelosini qualified from Pisa University Medical School with Honours in 1999. She completed her postgraduate training in ophthalmology in London South Thames Training Programme working in a number of leading hospitals including King’s College Hospital and Guy’s & St Thomas’ Hospital.

She completed a Research Fellowship in Medical Retina at Moorfields Eye Hospital and obtained an MD Research degree at the University of London. She completed her training with a Fellowship in Cornea, Cataract and Refractive Surgery at the Western Eye Hospital, Imperial College Healthcare NHS Trust in London.

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Edward Lee MA (Oxon) BM BCh PhD FRCOphth

Edward Lee
MA (Oxon) BM BCh PhD FRCOphth

Retinal Detachment, Vitrectomy, Macular Hole, Epiretinal Membrane, Diabetic Retinopathy, Cataracts, Vitreous Haemorrhage, Floaters

Mr Edward Lee specializes in a list of eye-related procedures related to the retina. He is trained in numerous and varied medical procedures for patients requiring vitrectomy, retinal detachment surgery, macular hole surgery, cataract surgery or treatment for floaters (among many other conditions).

Mr Lee presently is a consultant Ophthalmologist and Surgeon practising in Centre for Sight, Oxshott centre and at a number of private hospitals around London, including in Ashtead, Croydon and North Cheam. His NHS base is the Epsom and St. Helier University Hospitals NHS Trust, where he is the head consultant for retinal services.

In his recent research, Mr Lee and his team have published a pilot study following retinal detachment repair displacement of the retina, relative to its pre-detachment position that can be detected with auto-fluorescence imaging. They are in the process of conducting a randomized controlled trial to evaluate the role of posturing as a means of preventing retinal displacement.

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