You searched for "Optics"

1913 results found

Anterior ischaemic optic neuropathy post cataract surgery

This retrospective population-based cohort study assessed whether there was an increased incidence of anterior ischaemic optic neuropathy (AION) post cataract surgery compared to patients that had not had cataract surgery. They reviewed the notes of all patients diagnosed with AION...

Predicting ischemic lesion location using perimetry

The authors present a retrospective records review, using the search terms homonymous hemianopia, visual field loss and MRI. Only posterior circulation artery territory ischemic strokes were included. Demographics, stroke details and initial and follow-up with 24-2 SITA Standard perimetry results...

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,...

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]....

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...

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.

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...

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...

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...