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Braille at 200: The code that changed everyday life

Frenchman Louis Braille was in his teens in the mid-1820s when he began developing the six-dot tactile code that enables millions of blind and partially sighted people around the world to access the power of literacy. Two centuries on from...

Portable corneal topography – exploration of a prototype

Ophthalmic imaging devices, such as corneal topographers, are not widespread in the developing world. A small device that connects to a smartphone might be a solution to improve developing nation access to corneal imaging. I recently had the opportunity to...

Placement of an eyelid weight as an upper lid spacer for lagophthalmos

Upper lid loading with a weight is a well described procedure for the treatment of lagophthalmos and exposure keratopathy. The authors describe a modification of this procedure whereby the levator aponeurosis is recessed in combination with supratarsal weight implantation. The...

Quiz Oct/Nov 2022

History An Afro-Caribbean woman, aged 30, with “scleral tattooing” for cosmetic reasons (subconjunctival dye injection), presented with bilateral upper and lower eyelid oedema for one week, and she also had restricted eye movement and blurry vision in her right eye....

Horizontal recti injection of botulinum toxin for treatment of infantile nystagmus

In this study the authors aimed to demonstrate the effect of botulinum toxin (BT) on the frequency of ocular oscillation in children with infantile nystagmus syndrome (INS). Botulinum toxin was administered with direct injection into the horizontal recti muscles using...

Decontamination and sterilisation of surgical instruments and medical devices

Ann-Marie Ablett is a Theatre Nurse and Team Leader who volunteers with Orbis. This has allowed her to gain a wealth of experience on ophthalmic procedures, nursing in under-privileged parts of the world, leadership, management and use of scarce resources....

Sutureless, scleral fixated-IOLs

This was a retrospective cohort study of 112 sutureless, scleral-fixated posterior chamber intraocular lens implantations (SSFCIOL) over a four-year time period. Mean follow-up duration was 13.0 ±10.4 months. The primary indication for SSFCIOL was dislocation of IOL due to zonular...

An update on inherited retinal disorders (part 1) – overview and assessment of inherited retinal disease

Part 2 of this topic can be found here Inherited Retinal Disease (IRD) is the leading cause of blindness certification in the working age population (age 16-64 years) in England and Wales and the second most common in childhood [1]....

Achieving post-op target range increases success of strabismus surgery in adults

This is a retrospective cohort study of all patients over 12-years old undergoing strabismus surgery under a single surgeon in a tertiary referral centre in Toronto, Canada. The aim of the study is to determine the role of achieving immediate...

Stereo distance in XT

The test distance effect on stereoacuity was explored in a population with intermittent exotropia along with use of two types of stereograms with crossed and uncrossed disparity. At near and distance distances, the median for both disparities was 60”; 79%...

Strabismus in high myopia

The authors report the occurrence of exotropia-hypotropia complex in 15 cases of high myopia. The mean age at presentation was 23.5 years (10-35 years). Only two patients had high bilateral myopia. The mean axial length of the deviating eye was...

BT for cyclic esotropia

This paper describes two patients with childhood cyclic esotropia treated with botulinum toxin (BT) and followed for eight and nine years. Onset was at two and four years of age. BT was injected under electromyography (EMG) guidance bilaterally to medial...