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The results of the last survey Apr 2020

As ever, I would like to thank all those who participated in the last edition’s survey. A lot of data was generated and I do not intend to go through each individual finding. What is staggering again is the degree...

Is patient masking leading to an increase in post-op infection after eyelid surgery?

Due to the COVID-19 pandemic, the use of facemasks or face coverings in the clinical setting has become necessary. It is important to recognise that facemasks can be a source of infection after eye surgery and consider ways to minimise...

Fixation disparity measurement

The authors evaluate different procedures looking at point zero, fixation disparity (FD) and motor fusion amplitude in order to calibrate the measurement of FD with Ogle’s apparatus with the overall goal to create a standardised measurement of the FD curve...

Useful and controversial apps and services

These apps and web services are not specifically ophthalmic but hopefully of interest. Office Lens Delegates take pictures of presentation slides at conferences quite frequently. If this is something you do, have a look at the ‘Office Lens’ app. This...

Primary eye health care in low- and middle-income countries

The need for eyecare services in low- and middle-income countries Recent global estimates (2020) suggest that there is more than a three-fold difference in the prevalence of all categories of visual loss (presenting visual acuity <6/12 in the better eye)...

Migraine attack: does retinal and peripapillary blood flow change?

This prospective clinical study compared retinal and peripapillary blood flow parameters in migraine patients during an attack with healthy controls using optical coherence tomography angiography (OCTA). OCTAs were performed on 52 eyes from 26 migraine sufferers and 48 eyes from...

Unexplained vision loss following exposure to combat

Non-organic vision loss (NOVL) is defined as a decrease in visual acuity or visual field without an identifiable organic cause. NOVL can be particularly challenging and time-consuming to diagnose, especially where the vision loss is superimposed on an element of...

Hereditary profile of retinal detachment

This review sought to clarify some of the heritable elements of rhegmatogenous retinal detachment (RRD). The familial element of RRD is well established, with the sibling recurrence risk ratio being 2.1 (Mitry and colleagues), and the parent-offspring recurrence risk ratio...

Clinical features of basic acquired nonaccommodative esotropia requiring surgery

Basic acquired nonaccommodative esotropia (BANAET) is a concomitant esotropia occurring after the age of six months without significant refractive error or accommodative element. Esotropia is similar for both near and distance and children have prior binocular single vision. The purpose...

OSA regulatory advice baton moves to new expert

The OSA’s regulatory advice service – a key element of membership for many optical businesses – is moving to safe new hands as Ann Blackmore retires after six years at the helm. Ann’s extensive knowledge of the optical landscape, both...

Revolutionising eyecare: Gloucestershire’s Community Ophthalmic Link delivers nationally significant results

Ophthalmology is the largest outpatient specialty in the NHS, and in Gloucestershire, it is growing at an annual rate of 2.55%, outpacing other specialties. However, rising demand has led to significant waiting lists, often resulting in patients not being seen...

How to examine the visual system Part 1: visual acuity, visual fields and eye movements

Asking candidates to perform an examination of the visual system, either as part of a full cranial nerve exam or as an individual entity, is a common station in practical examinations during medical school. It is important to practise for...