You searched for "Optics"

1954 results found

Using a driving simulator to explore the effect of visual field loss from optic disc drusen

The purpose of this study was to compare driving simulator performance of participants with visual field loss (VFL) from optic disc drusen (ODD) with a normally sighted control group and a group of individuals with glaucoma. Data on performance and...

A review of the risk of nonarteritic anterior ischaemic optic neuropathy post-cataract surgery

A systematic review and meta-analysis are presented with the aim of assessing whether cataract surgery increases the risk of non-arteritic anterior ischaemic optic neuropathy (NAION) and identify potential predictors of risk. The search strategy components are outlined in detail. A...

Complications of orbital cavernous venous malformation excision

This is a review of 290 patients who underwent excision of orbital cavernous venous malformations (OCVM) between 1970 and 2021, looking to identify the risk factors for a poor visual outcome following surgery. Intraconal lesions were classified as Group I,...

How to examine the visual system Part 2: Accommodation, pupils, fundoscopy and additional tests

Examining the visual system can be a tricky skill for medical students to master, yet it is a task that is frequently tested in examinations. This is the second of a two-part series of articles, which together aim to improve...

Redefining healthcare through the eyes

The future of healthcare is being shaped by innovation in eyecare and in particular a field known as oculomics. This discipline leverages ocular biomarkers to provide insights into various health conditions, including cardiovascular diseases and psychological or neurological disorders [1]....

Optical practices in England need "financial lifeline"

NHS England’s failure to act is forcing hundreds of optical practices to close, with a direct and dangerous impact on the eye healthcare of patients in England during the COVID-19 crisis, the Optical Fees Negotiating Committee (OFNC) has warned.

Like a moth to AC flare: CMV-associated hypertensive anterior uveitis

Hypertensive anterior uveitis can present a diagnostic challenge to clinicians working in emergency eye departments. While prompt initial control of intraocular pressure (IOP) and inflammation is essential, elucidating the underlying aetiology is critical for long-term visual outcomes. When there is...

What's trending Feb/Mar 2025

A round-up of the eye-related hot topics that have been trending on social media over the last few weeks. #ChrisMcCausland #StrictlyWinner “I hope that anybody out there that doesn’t know someone who is blind now has higher expectations of what...

Optometry Today’s new essential guide for myopia management

Optometry Today (OT) has published the second edition of its myopia management guide.

What’s next in retinal imaging? Faster, deeper and full-on

Fast-evolving technological leaps are opening the way toward clinically useful ocular coherence angiography, generating 3-dimensional microvasculature maps without intravenous dye injection, as well as whole-eye imaging, handheld patient-operated optical coherence tomography (OCT) devices and, for challenging vitreoretinal procedures, integrated intraoperative...

Diagnosis and management of IV cranial nerve palsy

Aetiology: Trochlear nerve palsy can be divided into acute or congenital. Congenital trochlear nerve palsy is usually noted in childhood with development of abnormal head posture. Various pathologies can lead to acute IV nerve palsy, most commonly trauma. Other causes...

OSA welcomes new 100% Optical owners

The OSA has welcomed the new owners of 100% Optical, and looks forward to working with CLOSER STILL, following Media 10’s sale of the largest UK optical event. Roy Stoner, OSA Chair, expressed the view of the OSA Board: “CLOSER...