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Risks to visual function from blepharokeratoconjunctivitis

This study evaluated the prevalence of blepharokeratoconjunctivitis (BKC) and prevalence of amblyopic risk factors with comparison of these rates to rates in the general US paediatric population. The authors evaluated the rate of patient reported symptoms in patients with and...

Doctor in the House

“What’s the bleeding time?”“10 past 10 sir”. These are the famous lines uttered by Chief Surgeon Sir Lancelot Spratt (James Robertson Justice) and Medical Student Simon Sparrow (Dirk Bogarde) on a pre-op ward round at the fictional St Swithin’s Hospital,...

A case of retinal cavernous haemangioma – don’t let it slip through the grapevine

We present a case of a seven-year-old male who presented to the emergency eye referral clinic with red eye. He was diagnosed and treated for allergic conjunctivitis, however, on clinic review, wide field retinal imaging was performed (as has been...

Retinoblastoma – the challenges of a rare cancer and the role of international partnerships

Introduction: the global challenge The global burden of retinoblastoma (Rb) is one in 15,000-18,000 live births, which equates to 8000 new cases worldwide each year. The global disparities in Rb outcome represent a paradigm of health inequality worldwide [1]. In...

Third nerve palsy following cataract surgery with sub-Tenon’s anaesthesia

Figure 1: Photograph showing partial ptosis of the right eye two months after surgery (photo by R McLeod). An 83-year-old lady had routine right eye cataract surgery under uncomplicated sub-Tenon’s anaesthesia. She presented two weeks later, explaining that following the...

Practical phacodynamics – making the most of your phacoemulsification machine

Understanding phacodynamics is appreciating the subtleties in the dynamic changes of the fluidics and the ultrasonic power delivered. Kristina Southcott explains. Increase my vacuum! Increase my bottle height! Increase my phaco power! I frequently observe the above commands being directed...

The screening and treatment of retinopathy of prematurity

A male child is born at 31 weeks and requires 100% oxygen supplementation with intensive care. What would be the ophthalmic management of this child? In the first instance, it will be useful to know the screening criteria and protocol....

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%...

Competition ratios: Is the future of ophthalmology too bright?

In the UK, ophthalmology is a highly competitive speciality, attracting many medical graduates keen to pursue a career in this area. However, in recent years, the competition ratios for ophthalmology ST1 training posts have increased significantly, creating a challenging environment...

25 years of OCT

David Huang first described optical coherence tomography (OCT) in 1991, in his seminal paper on the subject in Science. This method developed the work of others on ophthalmic interferometry, which essentially showed that measuring reflected light could be used to...

Acute retinal necrosis presumably caused by Epstein-Barr virus infection

Acute retinal necrosis (ARN) is an uncommon, but serious and potentially blinding condition. ARN is characterised by panuveitis, occlusive vasculopathy and progressive peripheral necrotising retinitis. The diagnosis is clinical but confirmation is sought via aqueous and vitreous sampling. Varicella zoster...

Cortical blindness

Cortical blindness is a rare but recognised entity. Cerebrovascular accident is a well-known risk factor. We report a case of an 84-year-old lady with bilateral cortical blindness with multiple cardiovascular risk factors. Case report An 84-year-old lady was admitted under...