You searched for "optical"

3449 results found

Somatostatin protects retinal pericytes

Diabetic retinopathy (DR) is a complication of diabetes, caused by high blood sugar levels damaging the retinal microvasculature. Mechanisms, such as oxidative stress and deposition of advanced glycation end products, leads to glial cell activation and neuronal apoptosis. Pericytes, contractile...

Laser pointer maculopathy

The objective of this study was to describe the potential clinical presentations of retinal pathology resulting from exposure to laser pointers. The study included eight eyes of seven patients. Mean age was 18.7 years (12-36). Most were accidental self-inflicted while...

Ultra-widefield fundus autofluorescence

The authors assessed the ease and utility of ultra-widefield fundus autofluorescence (UWF-FAF) in detecting suspected inherited retinal disease in children who were difficult to examine. They aimed to assess the sensitivity of UWF-FAF and UWF-CF (colour fundus) photography and clinical...

Visual outcomes after surgery for primary RRD in era of microincision vitrectomy

This is a prospective, multicentre, nationwide study between 2016 and 2017, to investigate the preoperative ocular factors, surgical techniques (pars plana vitrectomy (PPV) or scleral buckling (SB), or combined procedures) for rhegmatogenous retinal detachment (RRD) and postoperative best corrected visual...

Patients “didn’t realise they had choice in receiving care,” finds new report on patient choice in elective eyecare

The current system of elective care is struggling to inform patients of their rights to choose healthcare providers and procedures, and offering little information or support when decisions need to be made, according to a new report. The report, Patient...

Moorfields: The 2025 macula course

The 2025 Macula course will take place from 2nd - 5th June 2025. Bookings are now open. Retinal diseases are a major cause of blindness. Diagnostic investigations, understanding of disease mechanisms, new therapies, and the evidence base, have all evolved...

Comparison of thrombolysis and conservative management in acute retinal ischaemia

The authors present a retrospective cohort study of individuals presenting with acute, painless, monocular vision loss and diagnosed with acute retinal ischaemia. Reasons for exclusion were iatrogenic aetiology, transient vision loss, missing initial visual acuity data, more than 16 hours...

CHEC Blackpool celebrates World Sight Day with 10,000th patient

Community-based ophthalmology provider marks major milestone for patient choice and equitable access.

Will COVID-19 impact the selection of ophthalmology as a career choice by medical students?

The COVID-19 pandemic has had profound effects on medical education and has called for large shifts in the medical curriculum. Clinical attachments were suspended at the height of the pandemic and examinations were cancelled or were moved to an online...

RAPD in glaucoma screening

A study was conducted to investigate the relative afferent pupillary defect (RAPD) by swinging flashlight as a potentially useful screening test for glaucomatous optic neuropathy. The authors recruited 107 subjects with or without glaucoma from a clinic population. A medical...

An introduction to research governance

Research is the process of acquiring new generalisable knowledge and should be fully integrated into health care work. There is a growing drive to encourage and further develop evidence-based practice in ophthalmology so that staff and patients benefit from improved...

Rituximab as an immunosuppression treatment for thyroid eye disease

Thyroid eye disease is traditionally treated with high dose glucocorticosteroids and surgical orbital decompression, where responses are often inadequate. This medical treatment is centred around symptom control and reduction of thyroid hormone synthesis, not immunosuppression. Rituximab is an anti-CD20 monoclonal...