You searched for "refraction"

3004 results found

Amniotic membrane efficacy

This prospective randomised study evaluated the effect of amniotic membrane (AM) in reducing inflammation, fibrosis, adhesion formation and ocular movement restrictions following strabismus surgery. This study used 22 rabbits: all with superior rectus recession in both eyes with AM placed...

Rectus muscle insertion shift at surgery

The authors conducted this study to evaluate the shift in rectus muscle insertion when the muscle is disinserted from the globe but before it is recessed and / or transposed. They measured the amount of central rectus muscle insertion shift...

In conversation with Fares Antaki: The retinal age gap in schizophrenia

Fares Antaki. Nima Ghadiri (NG): The ‘retinal age gap’ (RAG) is a relatively new concept. Based on your study [1], how confident are you in proposing this as a non-invasive, accessible biomarker for accelerated biological ageing in patients with neuropsychiatric...

IN FOCUS - The achievements and lasting effects of VISION 2020

Blindness is a major public health problem globally. The first estimate of global blindness by the World Health Organization (WHO) in 1972 provided a figure of 10 to 15 million, which was considered an underestimate [1]. In 1999, an extraordinary...

Part 2: the Arclight Device: frugal imaging for eyecare

In this three-part series (Click here for Part 1 and here for Part 3) Andrew Blaikie and his team explore the role and application of the Arclight Device in Imaging of the Eye. There are many different types of ophthalmic...

Lester Jones tubes: Can these be tolerated long-term?

The authors present a retrospective case review study of a cohort of patients with Lester Jones’ tubes first placed between 1969 and 1989, and who were reviewed within the last 15 years. Twenty-nine patients (33 eyes) were included in the...

Embedding EMR for a complete transformation in user experience

Informatics and IT projects in the NHS have a history of being over budget, delivered late and not fulfilling the design brief. “But it doesn’t have to be that way,” believes Chris Canning, Consultant Ophthalmologist and Chief Clinical Information Officer...

Injuries due to forceps delivery

A retrospective series is presented of injuries secondary to forceps delivery over a 15-year period in 11 cases: seven male and four female. Follow-up of cases was over two months to 17 years. Eight presented within one week of delivery,...

Central corneal and epithelial thickness measured by Fourier domain OCT

This study examined intraobserver and interobserver reproducibility of corneal thickness (CT) and epithelial thickness (ET) measurement of Fourier domain OCT (RTVue) in 23 healthy volunteers. RTVue is capable of producing 26,000 A scans per second with depth resolution of 5µm....

Functional visual field loss using automated static perimetry

Functional visual field loss is traditionally assessed by kinetic perimetry, typically producing spiralling isopters. This study looked at the spatial distributions of functional field deficits using automated static perimetry. A retrospective review of automated perimetry records was conducted using a...

Case reports of neuro-visual consequences of mild COVID-19 in children

Neuro-visual involvement has been reported in numerous patients with severe SARS-CoV-2 disease, mainly among adult patients. In children, such involvement has been reported in rare cases, often in those presenting with severe forms of COVID-19. The aim of this work...

Report: UKEGS 2024

It was an incredible experience heading down to UKEGS 2024 earlier this month in Southampton. The entire Glaucoma UK team, along with the UKEGS overseeing panel Nishani Amerasinghe, Andrew Tatham, Professir Anthony King and Professor Gus Gazzard, took great care...