You searched for "Optics"

2051 results found

What are the indications and outcomes of optic nerve and optic nerve sheath biopsies?

This retrospective multicentre study reviewed 72 patients who underwent optic nerve or optic nerve sheath biopsy at 3 sites over a 24-year period. The authors aimed to evaluate the indications, diagnostic yield and complications associated with these procedures, which are...

A comparative evaluation of a new diffractive trifocal and EDOF IOLs

This study aimed to compare the outcomes of two diffractive trifocal intraocular lenses and one extended depth of focus (EDOF) intraocular lens (IOLs). This was a six month, single centred, prospective, randomised, comparative study in which patients who underwent routine...

The Duke Elder Exam of Ophthalmology: A Comprehensive Guide for Success

The Duke Elder Exam is an annual competitive national undergraduate exam organised by the Royal College of Ophthalmologists. This two-hour exam consists of 90 multiple-choice questions (MCQs) and examines clinical ophthalmology, ocular physiology, anatomy, pathology, genetics and socio-economic medicine related...

Case Reviews in Ophthalmology (Third Edition)

Friedman and Kaiser present the third edition of Case Reviews in Ophthalmology, a uniquely formatted textbook presenting 165 cases in a simple, clear to understand format. Clinical scenarios presented in the text cover a wide range of ophthalmic topics including:...

Comparison of central laminar thickness in optic neuropathy and normal eyes

The study compares central laminar thickness (LT) among patients with glaucomatous optic neuropathy (GON), patients with non-GON and normal subjects. The non-GON group comprised eyes with demyelinating optic neuropathy (ON), anterior ischaemic ON, compressive ON, Leber hereditary ON and traumatic...

Idiopathic intracranial hypertension (IIH)

IIH is a medical condition where the intracranial pressure (ICP) is raised without an obvious cause. The cerebrospinal fluid (CSF) is produced in by the choroid plexus in the lateral ventricles and the roof of the third and fourth ventricles,...

Supporting optical professions throughout the pandemic

A letter has been released to go to all optical professionals on behalf of the professional bodies and government bodies responsible for ophthalmic dispensing and optometry.

Retinal changes in Leber hereditary optic neuropathy

The objective of this study was to describe the changes in the retinal ganglion cell complex (GCC) relative to the retinal nerve fibre layer (RNFL) over time, in patients with Leber’s hereditary optic neuropathy (LHON). For this study, 21 patients...

Mid-Optic Celebrates Sponsorship of 10th Guide Dog Puppy, Lola

Mid-Optic is thrilled to announce its sponsorship of a 10th Guide Dog puppy, Lola.

Nominations open for The College of Optometrists’ Research Excellence Awards

The College of Optometrists is inviting members and non-members to nominate outstanding researchers for the annual Research Excellence Awards in recognition of those making a significant contribution to optometric research and the future of the profession. Nominations open on 8...

Amiodarone-associated optic neuropathy

This is a retrospective population-based cohort study to evaluate the risk of developing optic neuropathy from the use of amiodarone in Taiwan. Over a five-year period (2005-2009), there were 6175 amiodarone-treated patients with 24,700 patients taken as controls. After a...

Natural history of optic nerve head drusen in a paediatric population

A retrospective case notes review is presented focusing on children diagnosed with optic nerve head drusen over an eight-year period. Inclusion criteria included cases coded for optic nerve head drusen and / or pseudopapilledema. The aim of the study was...