You searched for "optical"

3441 results found

Biometric changes in phakic eyes over time

This was a single-centre retrospective cohort study of patients who attended a ‘two-stop’ preassessment clinic for consideration of cataract surgery between November 2002 and March 2015. Four biometric measurements were recorded: axial length, horizontal (K1) readings, vertical (K2) readings and...

A unique case of macular burn from ‘toy’ laser

The first laser was created in 1960 and its name is an acronym for ‘light amplification by stimulated emission of radiation’. Laser technology has been used for medical, industrial, research and entertainment purposes in a variety of fields following extensive...

Carol celebrates better vision as Wakefield Eye Hospital’s 20,000th patient

“It’s been brilliant – I’d much rather have cataract surgery than visit the dentist!” Carol celebrates better vision as Wakefield Eye Hospital’s 20,000th patient.

Mike Harris, family optometrist, takes office as Master of The Worshipful Company of Spectacle Makers

Optometrist Mike Harris was installed this week as Master of The Worshipful Company of Spectacle Makers, a fitting culmination to his career supporting better vision for all. Mike qualified with The Worshipful Company of Spectacle Makers in the late 1970s,...

Ocular complications in retinal vasculitis

In this retrospective study the authors aimed to characterise the incidence rates of visual loss and ocular complications associated with retinal vasculitis (RV – annual incidence of 1-2/ 100000/ per annum). A secondary objective was to compare the visual outcomes...

Management of diabetic macular oedema (DMO)

The authors present guidelines on current diagnostic and therapeutic procedures in the management of DMO. Fluorescein angiography (FA) and optical coherence tomography (OCT) are recommended before starting treatment to help diagnose and stage DMO, and can be repeated if there...

How does cataract surgery affect eyes with wet AMD?

In this retrospective cohort study the authors’ primary objective was to assess whether cataract surgery in eyes with wet age-related macular degeneration (AMD), triggered its progression. The surgical group comprised of 40 eyes versus 42 eyes in the non-surgical control...

Macular characteristics in unilateral idiopathic FTMH and fellow eyes

This retrospective observational study, conducted at a single site, aimed to compare characteristics of the macular structure and foveal pit in unilateral full-thickness macular hole (FTMH) and healthy fellow eyes. Full-thickness macular holes were further classified into three categories: (1)...

Developing a unified approach to low-vision care

RNIB’s Preeti Singla and Louise Gow introduce the Adult Low Vision Service Quality Framework. For individuals living with visual impairment, access to high-quality low vision services can be life changing. Yet, across the UK, these services remain fragmented, with significant...

Behind the eyes: Unravelling the mystery of a painless progressive proptosis

Orbital fungal infections have the potential to give rise to serious complications. While these infections typically originate in the sinuses, patients may initially exhibit ocular symptoms. As a result of the diverse and often vague clinical manifestations (especially during the...

Understanding and confronting bacterial endophthalmitis

Abdus Samad Ansari highlights the importance of early recognition of this condition using an unusual presentation. Endophthalmitis is a medical emergency with devastating consequences. Despite adequate treatment, severe cases frequently result in permanent blindness. Endophthalmitis involves inflammation of both the...

Blame the lens – not its position – in refractive surprise

Aetiology of postoperative refractive surprise Weber coined the term “wrong eye, wrong intraocular lens, wrong patient” in 2008 as an aide memoir of major factors believed to underlie refractive surprise – defined as a significant unintended difference between dioptric refraction...