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Strabismus and ocular motility, demystified

I am a former orthoptist, now trained in medicine and working as a foundation doctor. In my previous work, I was frequently approached by ophthalmology trainees eager for guidance with strabismus and ocular motility. Drawing on my clinical experience, I...

A comparison of light sources in retinal imaging

Before starting to talk about the light sources present in retinal imaging, it is necessary to start from the base: the light. Light is an electromagnetic wave whose smallest part is the photon (or quantum of light). A high frequency...

Two cases of acute syphilitic posterior placoid chorioretinitis

Syphilis has re-emerged as a significant public health concern, with the World Health Organization (WHO) estimating that 8 million adults aged 15–49 acquired syphilis in 2022. Untreated syphilis can have severe consequences, including cardiovascular, neurological and ocular complications. Ocular manifestations...

Making sense of the orthoptic assessment

Following the Specialty Trainee article on this topic in the February/March 2020 issue, Joe Smith provides a more detailed breakdown of the orthoptic report. Orthoptists investigate, diagnose and manage a wide variety of patients with varying problems. In this article,...

Diabetes and diabetic retinopathy: Changes in understanding of the disease over the last 25 years and how the UK is helping low-income countries tackle the challenges

Diabetes – a historical perspective Diabetes mellitus (DM) is a chronic disease caused by inherited and / or acquired deficiency in production of insulin by the pancreas, or by the ineffectiveness of the insulin produced. Such a deficiency results in...

IN FOCUS - VISION 2020 LINKS Programme: the contribution of health partnerships to reduction in blindness worldwide

As other articles in this series (IN FOCUS Apr 2020) demonstrate, the year 2020 is highly significant in the eye care field. Naming a global initiative ‘VISION 2020: The Right to Sight’ in 1999 was a daring way to focus...

Breakthroughs in the genetics of angle-closure glaucoma

Angle closure glaucoma (ACG) is not widely known to be a familial condition, yet the recent explosion of genetic data and large scale genome wide investigations have confirmed at least 13 genetic loci associated with ACG [1], and provided some...

Coming to terms with AI

A machine might be called intelligent if its response to questions could convince a person that it was human, a test proposed by Alan Turing in 1950 [1]. The author considers potential applications of artificial intelligence (AI) using machine learning...

Part 1: The Arclight Project – Frugal tech for sight

Click here for Part 2 on this topic, and here for Part 3 The Arclight Project is a mix of frugal design, manufacturing, distribution, teaching, research, and advocacy, all wrapped up in a social enterprise based at the University of...

Viva Las Vegas: Dr Corey Hochman

Speaking with Phoenix-based ophthalmologist and poker player, Dr Corey Hochman, Peter Cackett explores the themes of success and failure, and how the ups and downs of one’s ambition can provide an overwhelming gratitude for life. “Money won is twice as...

Evil in the east

I previously related a series of diary entries from an old, unlabelled, leather-bound journal which I discovered last year whilst clearing out the departmental ophthalmic library at my hospital. I had stopped reading it from January 1909 onwards as the...

Postgraduate training for ophthalmic practitioners

The UK currently spends £25 billion per year on ocular disease, and there is expected to be a 40% increase in those affected by visual impairment by 2050 [1]. To manage this demand, 82% of ophthalmology units across the UK...