You searched for "intraocular"

1264 results found

Astigmatism correction in cataract surgery: Why are we still hesitating?

Toric spectacle lenses were first described in 1847 by George Biddell Airy, and their adoption was, presumably, gradual at that time. Today, correction of astigmatism with glasses is routine. In a recent survey, 87.2% of spectacle prescriptions contained at least...

Enzymatic clearance of anterior chamber infiltrate in uveitis

Aqueous humour (AH) which fills the anterior chamber (AC) of the eye provides nutrients to the cornea and the lens. Clearance of cellular and particular matter from AH is necessary for good visual acuity. In part this is achieved by...

How are pigment dispersion syndrome and pigmentary glaucoma inherited?

This single centre prospective, cross-sectional study assessed the relatives of patients with pigment dispersion syndrome (PDS) and pigmentary glaucoma (PG) to determine the heritability of these conditions over an 11 month period. One hundred and one unrelated patients with PDS...

A pulsatile pump in the TM, a new concept in trabecular outflow research

This is a research article where the authors propose a new model in conceptualising the mechanisms involved in the aqueous outflow at the trabecular meshwork (TM). The authors demonstrated evidence of a pump within the Schlemm’s canal. A pulse generated...

Fibrosis treated with amniotic membrane

In this paper, the authors describe the surgical management of complex strabismus using amniotic membrane grafts in six patients with complex, repeat previous strabismus surgery and two patients with periocular surgery. Frozen amniotic membrane allograft was used. The study had...

Oct/Nov 2019 Quiz

History A 62-year-old female patient was referred for rapid growth of a left periorbital soft tissue lesion with proptosis. Her past medical history included: hypertension, hyperlipidaemia and bipolar disorder. On examination: vision in the affected eye was hand movements, right...

A practical guide to anisocoria

Anisocoria means the presence of difference in the size of the right and left pupils. It is a sign of an abnormality in the efferent pathway. The first question facing the ophthalmologist is to ascertain if anisocoria is present or...

An ophthalmology elective in Kandy, Sri Lanka

On my first day at The Centre for Sight, Kandy General Hospital, I observed an enucleation. The surgeons worked with quiet precision, preserving the extraocular muscles for prosthesis placement. But when the time came, it became clear that the prosthesis...

10 daily habits damaging your eyesight and changes you can make to remedy against them

Following World Glaucoma Day on 12 March this year, it is vital that the longevity of our vision is always a priority. However, many of our daily habits contribute to the onset of glaucoma and vision loss.

Trabeculectomy with erroneous Mitomycin-C concentration – a near miss

Trabeculectomy is the most commonly performed surgical procedure for glaucoma in the United Kingdom and worldwide. Modifications to the technique have been made since its introduction in 1963, perhaps the most significant being the adjunctive use of mitomycin-C (MMC), which...

Ophthalmic learning through the lens of cognitivism and constructivism

Learning in ophthalmology is multi-faceted, from understanding the fundamentals of eye anatomy and physiology to higher order skills such as performing cataract and vitreoretinal surgery. Having a strong foundation in the basics is a necessity for higher order knowledge synthesis,...

My top five: Uses of artificial intelligence in ophthalmology

Artificial Intelligence (AI) has emerged as a prominent topic of discussion within the field of ophthalmology, captivating researchers and practitioners alike. Although recent attention has been drawn to the integration of AI in ophthalmology, it’s important to recognise that AI...