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

1 December 2021 | David Haider | EYE - General

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...

Congenital cataract

4 December 2025 | Tarek Hammadieh, Namita Mathews | EYE - Cataract, EYE - Paediatrics

Congenital cataract is the clouding or opacification of the lens that occurs at birth or weeks after (infantile cataract). They can be unilateral or bilateral and vary in form, size and location, and consequently the visual impact, management course and...

My Top Five: Visionary inventions in ophthalmology

3 April 2026 | Disha Khanna | EYE - General

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

3 April 2023 | Peter Cackett | EYE - General

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,...

Your 101 guide to interpreting the Pentacam®

3 June 2026 | Prashant Shah, Romesh Angunawela | EYE - Imaging, EYE - Cornea

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

1 August 2016 | Fahd Quhill, Samer Elsherbiny | EYE - Cataract, EYE - Refractive

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...

The paediatric cataract: an overview of the embryology and pathophysiology

5 February 2020 | Samuel Augustus Fernando Aryee | EYE - Paediatrics, EYE - Strabismus, EYE - Cataract, EYE - Refractive, EYE - General

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

1 August 2019 | James F (Barry) Cullen | EYE - Neuro-ophthalmology, EYE - General

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?

2 August 2022 | Paras Agarwal, Oana Vonica, Ali Yagan | EYE - Oculoplastic, EYE - General

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...

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