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My Top Five: Visionary inventions in ophthalmology

When we see how technologically forward and advanced modern-day medicine is, we forget that it is also an age-old, ancient profession with a rich, intriguing history that we remain unaware of. Ophthalmology in particular has always been at the forefront...

Game show freak

As a child of the 70s and 80s, there were limited television viewing opportunities. For the duration of the 70s there were only three channels, only moving to four with the launch of Channel 4 in 1982. Not only that,...

“Herr Doktor, I can’t see but I am driving”

This 56-year-old lady was quite puzzling. With her own glasses and the pinhole she merely managed to see the 1.3 and 1.0 logMAR lines with her right and left eye, respectively (I am currently working in Germany again, so goodbye...

Your 101 guide to interpreting the Pentacam®

Anterior segment tomography produces a three-dimensional assessment of anterior and posterior corneal structures. The Pentacam uses rotating Scheimpflug imaging to generate cross-sectional scans of the cornea and anterior chamber, essential for detecting ectasia, refractive surgery screening and longitudinal monitoring. However,...

Managing cataract surgery in a patient with diabetic maculopathy

A 56-year-old type 2 diabetic with previously treated bilateral diabetic maculopathy develops a cataract requiring surgery in the right eye. He has had grid laser previously, followed intermittently by intravitreal triamcinalone, Avastin and more recently Lucentis in both eyes. His...

Envision Glasses – a different take on a sight impairment wearable (part 1)

In recent issues we reviewed the OrCam MyEye Pro, a glasses mounted mobile device that can assist sight impaired users. This time we are taking a look at the Envision Glasses, a comparable device that takes a different approach (see...

The paediatric cataract: an overview of the embryology and pathophysiology

In the first of the two articles (see Part 2 here) on paediatric cataracts, Samuel Aryee reviews the aetiology of this condition. Cataracts arise from opacification of the natural transparent lens, which can cause partial or total blindness. Although the...

Brain tumours in adults: the essentials for an ophthalmologist

The author provides a review of the common intracranial tumours in adults (other than pituitaries) which may present to an ophthalmologist. Primary malignant brain tumours comprise 3% of adult cancers but with an ageing population such tumours are becoming more...

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...

What's trending Aug/Sep 2021

A round-up of the eye-related hot topics that have been trending on social media over the last few weeks. #algae #optogenetics Scientists in Paris have used optogenetics to partially restore sight in a blind man’s eye who was diagnosed with...

What you learn after performing 10,000 cataracts

What do you do when the anterior chamber shallows, or the zonules give way? How do you handle the stubborn epinuclear plate? Raymond Radford shares the benefit of his experience when dealing with tricky cataract surgery. Firstly, you realise you...

Part 2: the Arclight Device: frugal imaging for eyecare

In this three-part series (Click here for Part 1 and here for Part 3) Andrew Blaikie and his team explore the role and application of the Arclight Device in Imaging of the Eye. There are many different types of ophthalmic...