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Retinal sequelae of high voltage electric current injury

Introduction High-voltage electrical currents may result in significant ocular complications, ranging from mild cataracts to vision-threatening retinal and optic nerve problems [1]. The severity of damage depends on various factors, including intensity and type of current, duration of exposure, entry...

Avoiding investigations through history taking and examinations to differentiate serious from comparably benign aetiology

*Joint first authors. Introduction Anisocoria can be a sign of neurological deficit, necessitating numerous investigations [1]. This case report explores how expensive and time-consuming investigations can be avoided by thorough history taking and examination to differentiate serious from comparably benign...

Braille phones, glaucoma implants and screenshots

Basic phone for Braille readers (or kids and the elderly) We’ve previously covered the extensive features of smartphones that can help the sight impaired. It’s clear, however, that smartphones are not for everyone. One alternative is a custom made Braille...

Samsung focuses on the sight impaired and internet security flaws

Smartphone assistive technology for the sight impaired In previous issues we’ve covered some specific smartphones that have been developed for the sight impaired. Samsung are now doing something similar, but in the form of accessories. In March 2014 they announced,...

Will COVID-19 impact the selection of ophthalmology as a career choice by medical students?

The COVID-19 pandemic has had profound effects on medical education and has called for large shifts in the medical curriculum. Clinical attachments were suspended at the height of the pandemic and examinations were cancelled or were moved to an online...

How to pass the FRCOphth part 2 oral exam

If you have got this far in terms of your exams, relax. In terms of pass rate, the hardest FRCOphth membership exams are already behind you. The pass mark for the part 2 oral exam is around 75%, and about...

Preventing refractive surprises by real time biometry during cataract surgery

A few months ago a retired lady presented for second eye cataract surgery. I noted on the pre-op ward round that the outcome of her first eye’s surgery looked like a refractive surprise as her spherical equivalent in that eye...

Is lens constant optimisation for IOLMaster indispensable in order to achieve a good refractive outcome?

A study of refractive outcomes following cataract surgery was carried out with the aim of comparing the postoperative refractive outcomes against Royal College of Ophthalmologists standards and to determine the extent of association between accuracy of intraocular lens (IOL) power...

Burning vision: vision loss from misuse of ‘toy’ laser pens in children

A case series of five children with macular burns due to the misuse of novelty laser products, purchased online or abroad, was undertaken at the Royal Hallamshire Hospital and The Children’s Hospital, Sheffield [1]. All patients were from the Sheffield...

Paediatric ptosis

Manoj Parulekar and colleagues provide a comprehensive overview of the diagnosis, assessment and management of childhood ptosis. Blepharoptosis (commonly referred to as ptosis – Greek, πτῶσις, ‘to fall’) is a condition where the upper eyelid is in an abnormally low...

Newer generation IOL platforms designed for high-quality visual performance after cataract surgery

Expanding intraocular lens (IOL) capabilities provide broadening options, ranging from next-generation monofocal IOLs for basic cataract surgery, to specialised premium IOLs for lens-based presbyopia correction and astigmatism correction at the time of cataract surgery. Rod McNeil considers several newer alternative...

Herpes zoster ophthalmicus: the essentials

Herpes zoster, also referred to as shingles, is a common infection most typically caused by the reactivation of varicella zoster virus that lies dormant (sometime for decades) in the dorsal root nerve ganglion following primary chickenpox infection [1]. In 10-20%...