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Do patient demographics influence AMD clinic attendance during COVID-19 lockdown?

The authors assess the impact of the COVID-19 pandemic on adherence to scheduled clinic appointments among age-related macular degeneration patients in a clinic in North Wales. The COVID-19 pandemic has significantly affected the population, affecting economic and social wellbeing, whilst...

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...

Acute management of retrobulbar haemorrhage

The authors discuss the importance of rapid diagnosis and correct management of acute RBH presentation to avoid the risk of permanent blindness. Retrobulbar haemorrhage (RBH) is an ocular emergency that occurs due to arterial bleeding in the orbital cavity behind...

Understanding spaceflight-associated neuro-ocular syndrome (SANS): what do we know?

Introduction Formerly known as visual impairment and intracranial pressure syndrome (VIIP), space-related neuro-ocular syndrome (SANS) is defined by a collection of ophthalmic and neurological findings in astronauts after long-term spaceflight [1]. Changes in the eyeball, such as hyperopic shift, during...

Clinical relevance of the anatomic classification of neovascular age-related macular degeneration

The author explains why an OCT-based classification of neovascular AMD is needed and how these neovascular subtypes may help to predict patients’ long-term visual outcome. Age-related macular degeneration (AMD) is a chronic and progressive neurodegenerative process involving the macula in...

Pathophysiology of diabetic macular oedema: why combination therapy may be better

The prevalence of diabetes has continued to increase over the years. It is currently estimated that there are 382 million with diabetes worldwide in 2013, and that this figure is expected to rise to 592 million by 2035 [1]. In...

Intensive diabetes therapy and ocular surgery in type 1 diabetes

The Diabetes Control and Complications Trial (DCCT) ran between 1983 and 1993 and showed that intensive glycaemic control was beneficial in reducing diabetic retinopathy in type 1 patients. There was a 76% reduction in onset of retinopathy and a 52%...

The assessment of pupils and 
pupillary reactions

Understanding pupillary reactions is vital in understanding basic neuro-opthalmology. It is a skill required in eye casualty, clinics and perhaps most importantly, exams. To start at the beginning, the pupil is the central aperture of the iris, its size controlling...

How to examine the visual system Part 2: Accommodation, pupils, fundoscopy and additional tests

Examining the visual system can be a tricky skill for medical students to master, yet it is a task that is frequently tested in examinations. This is the second of a two-part series of articles, which together aim to improve...

FAQs about cerebral visual impairment (CVI): identifying and helping those affected

Cerebral visual impairment is common in both adults and children, yet the diagnosis can easily be missed unless one is tuned into the presenting features. This article provides a succinct introduction to this important topic. What is vision? Vision is...

Corneal transplantation in the United Kingdom: are we blind to the challenges that still exist after the Organ Donation Bill?

Corneal transplantation (CT) is a significant treatment option for a huge number of patients in the United Kingdom (UK) [1]. For an individual, CT results in a substantial improvement in quality of life. Penetrating keratoplasty with full thickness grafting has...

The eye as a window to the brain: Non-invasive neuromonitoring

This article has been verified for CPD. Click the button below to answer a few short questions and download a form to be included in your CPD folder. Neuromonitoring, for example in conditions causing raised intracranial pressure (ICP) such as...