You searched for "refraction"

2336 results found

An unusual case report of bilateral abducens paralysis

In this case report a nine-year-old girl develops bilateral abducens nerve paralysis, caused by vertebrobasilar dolichoectasia. Vertebrobasilar dolichoectasia is characterised by dilation, tortuosity and marked elongation of the vertebral and basilar arteries. Clinical findings result from the compression and displacement...

EU: is it time to leave and embrace the world?

Should the United Kingdom remain a member of the European Union (EU) or leave? It’s a big decision involving some complex issues, and there’s no doubt the EU will continue to change. Ipsos MORI’s monthly EU voting intention poll published...

Sustainability in eyecare: Aravind Eye Hospital’s low carbon eyecare system

The field of healthcare has a substantial impact on the environment as it is responsible for 5-10% of greenhouse gas emissions and 9% of air pollutant generation [1]. Surgery is associated with the rapid consumption of single-use products and waste...

Social networking

The use of social networking is now very common in both home and work environments. The field is expanding continually and we have had some requests for a roundup of common platforms. What is social networking and social media? As...

Beware the disc in myopic patients

Glaucoma is a chronic and progressive optic neuropathy characterised by damage of retinal ganglion cells. Evaluation of structural damage of the optic nerve is important in glaucoma diagnosis. The ISNT rule states that the neuroretinal rim width is generally widest...

Wrong intraocular lens events – what lessons have we learned?

Data from wrong IOL patient safety incidents (PSIs) submitted to the National Reporting and Learning System (2010–2014) were reviewed and scrutinised by thematic analysis and compared with the historical data collected for groups in 2003-2010, prior to the mandatory checklist...

OAEE UPDATE - Urgent Call for Surgical Supplies in Ukraine

UK professionals have called for aid in sending surgical equipment to Ukraine during Russian invasion.

How to survive the fluorescein round

One of the highlights of the medical retina fellowship programme at Moorfields is the Tuesday morning 8am fluorescein round. It is both exhilarating and terrifying. Exhilarating because they are slick presentations of the most interesting cases that each of the...

Q&A: Mr Goel and Mr Loomba on alcohol delamination and phototherapeutic keratectomy (PTK) for the treatment of recurrent corneal erosion syndrome

Recurrent corneal erosion syndrome is a common, recurrent condition caused by abnormal epithelial adhesion to the underlying basal lamina. Spontaneous breakdown of the corneal epithelium can lead to the sudden onset of ocular pain, blurred vision, tearing and photophobia, typically...

Macular imagery: observing the visual sensations pre- and post-Jetrea injections

A 63-year-old woman, a professional painter, was diagnosed with vitreomacular traction (VMT) in 2017. She had a history of metamorphopsia, drop in visual acuity (VA) in the left eye (6/6 in the RE; 6/18 in the LE), foveal vitreomacular traction...

“I can’t see nothing out of that eye, you ....!”

This is exactly the call you don’t want to receive at 11 at night. The A&E colleague phoned to inform me about a young man who was kicked several times in the face and could not see out of one...

Optimising the ocular surface by managing meibomian gland dysfunction

Meibomian gland dysfunction (MGD) is ubiquitous. Ocular surface inflammation and irritation are prevalent in most ophthalmology clinics: corneal, cataract, glaucoma, oculoplastic, paediatric, vitreo-retinal, medical retina and refractive surgery. These patients also represent roughly one third of those attending for emergency...