You searched for "Refraction"

3142 results found

Glucose-sensing contact lenses replace the finger prick test!

Simerdip Kaur takes a look at the latest ophthalmology-related news stories and asks which are scientific reality and which are ‘fake news’. Headline: Glucose-sensing contact lenses replace the finger prick test! The concept of contact lenses was first illustrated by...

Brave new world

It’s a great honour to be handed the editorial relay baton by Professor Bal Dhillon and I hope I don’t fumble it along the way. As I put pen to paper, I reflect on Bal’s signing off in the last...

Cornea, 2-Volume Set: Fundamentals, Diagnosis, Management and Surgery of the Cornea and Conjunctiva (4th Edition)

Originally published in 1997 as a comprehensive set of three volumes on cornea and external eye disease, this two volume edition, published at the end of 2016, offers “a complete multimedia resource, in print, online, eBook and video format”. There...

Ocular electrophysiology

A 34-year-old woman, who is a CEO in a multinational firm, has been losing vision over the last 12 months. She has seen her opticians, who initially tried different glasses but could not improve things. Clinical examination is unremarkable. How...

Does the length of the school day have a role in age of myopia onset?

The authors prospectively collected the refractive data of myopic adults attending recruiting dispensing optician or ophthalmologist sites. Participants were recruited consecutively, giving verbal informed consent. Sites included a mix of urban and rural areas across eight sites. The following data...

Study to slow short-sightedness in young adults

The University of Bradford is spearheading a study into the progression of short-sightedness among young adults, aiming to tackle one of the fastest-growing global eye health challenges. The research on short-sightedness, also known as myopia, among people aged in their...

Combined phacoemulsification and hydrus microstent for normal tension glaucoma

This retrospective multicentre study followed up 77 normal tension glaucoma (NTG) eyes undergoing phacoemulsification and Hydrus implantation between 2014 and 2023 over a 36-month period. Primary outcomes were changes in intraocular pressure (IOP) and medication burden, and cumulative success probabilities...

Toxoplasmosis and the associated retinochoroiditis: important facts and when to treat

Annie SeeWah Tung provides an overview of toxoplasmosis retinochoroiditis, including guidance on which cases should be treated and the treatment options. Toxoplasmosis retinochoroiditis is an infectious condition that is characterised by retinochoroidal lesions commonly in the posterior pole and is...

Deliberate darkness: The systematic weaponisation of blinding in global protests

As eyecare professionals, we spend our entire professional lives fighting to preserve light. We train to master the delicate microscopic topography of the cornea, the retina and the optic nerve, all with the objective of saving our patients from the...

Outcomes with small aperture IOLs

This study aimed to compare the clinical outcomes following the implantation of an extended depth of focus small-aperture intraocular lens (IOL) (IC-8; AcuFocus, Irvine, CA) for presbyopia correction when implanted monocularly or binocularly. Visual outcomes, defocus curve, patient satisfaction, and...

Microtropia as an amblyopia indicator

This study was undertaken to determine if microtropia with identity (straight eye anisometropia) is a reliable indicator of amblyopia following optical correction. This was a retrospective review of 532 children aged four to five years. After two months of glasses...

Clinical outcomes of a supplementary sulcus IOL

In this retrospective study, the authors examined 31 eyes of 20 patients who had received a supplementary trifocal sulcus IOL in addition to a ‘bag-in-the-lens’ IOL. Implantation of a ‘bag-in-the-lens’ IOL requires the creation of anterior and posterior capsulotomies, followed...