You searched for "Optics"

1864 results found

Optoversity 2024 happens on Sunday 7 April online

Students and companies have just a few days left to sign up for the annual Optoversity Challenge optometry competition and charity fundraiser for Vision Care for Homeless People (VCHP), run by student training provider Out of the Box Optics.

As Far as the Eye Can See: A History of Seeing

I am a big fan of books which provide a historical context to some of the greatest wonders and challenges that we face. Siddarhtha Mukherjee does this well in Emperor of All Maladies (2010), where he explores the story of...

Her Royal Highness The Duchess of Edinburgh awarded Honorary Fellowship of The College of Optometrists for her outstanding contribution to eye health

The College of Optometrists has presented Her Royal Highness The Duchess of Edinburgh with an Honorary Fellowship of the College in recognition of Her Royal Highness’s outstanding contribution to eye health. The Duchess is passionate about preventing avoidable sight loss...

Melanocytoma of the optic disc

Melanocytoma is a heavily pigmented lesion, composed of melanocytes and is a variant of melanocytic naevus. It classically occurs at the optic disc and is usually benign, static and asymptomatic. However, it can occasionally grow and invade the retina or...

Repeated orbital decompression surgery

This is a retrospective review of nine redo orbital decompressions in six patients. All operations were performed for dysthyroid optic neuropathy, both initially and when repeated. The interval between first and redo decompressions varied from one to 15 years and...

Positive diagnosis of acute posterior ischaemic optic nerve neuropathy

Posterior ischaemic optic neuropathy is a rare cause of visual loss believed to be due to infarction in the territory of the pial branches of the ophthalmic artery. There is an absence of clinical signs which means the diagnosis is...

Nonarteritic anterior ischaemic optic neuropathy

This review article describes nonarteritic anterior ischaemic optic neuropathy (NAION). This condition is one of the common causes of visual loss in adults. The article uses a good range of references and is divided under the headings of; demographics, clinical...

A diagnostic imaging technique for optic pathway tumours

The authors discuss the difficult clinical scenario of patients with deteriorating visual function and an optic pathway lesion. The morbidity associated with biopsy means a highly sensitive and specific imaging technique would be of great value. The authors describe the...

Gender and ethnicity related differences in optic nerve head

The authors investigated the effect of ethnicity and gender on optic nerve head morphology comparing Indian and Caucasian males and females. The optic nerve head was investigated using spectral-domain optic coherence tomography (SD-OCT). Results showed that disc and rim areas...

Is optic disc drusen a risk factor in young patients with anterior ischaemic optic neuropathy?

This retrospective cross-section multicentre study reviewed 65 patients all younger than 50-years-old with non-arteritic anterior optic neuropathy (NA-AION) between April 2017 and March 2019. The purpose of this study was to investigate if there was a link between Optic Disc...

Long-term follow-up of OPGs in neurofibromatosis type 1

This retrospective observational case series reports outcomes of children followed-up for at least 10 years with optic pathway glioma (OPGs) related to neurofibromatosis type 1 (NF1) between January 1985 and July 2007. They observed 45 children for a mean of...

Review of Ophthalmology, 4th Edition

Friedman, Trattler and Kaiser present the fourth edition of Review of Ophthalmology; an easily approachable textbook aimed at medical students and ophthalmology trainees which is optimally designed to promote knowledge recall. The contents of the book are broadly divided into...