You searched for "acuity"

1336 results found

Paediatric optic disc anomalies

Anomalies of the optic nerve are relatively rare, but account for a significant proportion of sight impairment in children and adults. The recognition of these anomalies by eye health professionals is important not only due to their potential impact on...

Your 101 guide to interpreting the Pentacam®

Anterior segment tomography produces a three-dimensional assessment of anterior and posterior corneal structures. The Pentacam uses rotating Scheimpflug imaging to generate cross-sectional scans of the cornea and anterior chamber, essential for detecting ectasia, refractive surgery screening and longitudinal monitoring. However,...

Maximising the ocular surface prior to cataract surgery: The old and the new modalities of treatment

Cataract surgery is among the most commonly performed surgical procedures worldwide. Over time, it has evolved from a lens-extraction procedure into a refractive intervention that demands meticulous perioperative planning and precision to achieve optimal outcomes. Optimisation of the ocular surface...

Intraocular surgery and dry eye: Understanding the link, minimising the risk and preparing for the future

Dry eye disease (DED) and ocular surface disease (OSD) are increasingly recognised as central factors in contemporary intraocular surgery. As cataract, glaucoma and vitreoretinal procedures advance toward greater refractive precision, patient expectations have risen and tolerance for postoperative visual fluctuation...

The Case of Dr Bawa-Garba – Where does the buck stop?

The case of Hadiza Bawa-Garba has left all of us in the UK medical profession with an uncomfortable taste in our mouths. We all know that we work under pressure and we will inevitably make mistakes. We all know that...

Progress in retinal disease management: Highlights of the Retina Day, RCOphth 2025 Annual Congress

The Retina Day meeting at the Royal College of Ophthalmologists (RCOphth) 2025 Annual Congress in Liverpool was held on 22 May 2025. This report highlights 10 selected topics of interest to subspecialists and general ophthalmologists. Decarbonising anti-VEGF clinics (or making...

New Ophthalmic Nurse Triage Course launched

A new online Ophthalmic Nurse Triage Course has been developed by Stanley Keys, an experienced hospital optometrist based in Inverness and developer of Optometry Evolution (an educational website for eye-care professionals.)

Occurrence and risk factors for RD after PPV in acute postcataract bacterial endophthalmitis

This is a prospective multicentre study from France between March 2004 to December 2011 in four university hospitals; 123 consecutive patients treated with pars planar vitrectomy (PPV) were included in this cohort. The rate of retinal detachment (RD) of post-PPV...

Neuro-ophthalmological symptoms in patients with cerebral venous sinus thrombosis

The authors of this article have evaluated the neuro-ophthalmological symptoms of 49 patients with cerebral venous sinus thrombosis. They have evaluated the onset of the disease as well as the symptoms reported. The authors present extensive clinical information for individual...

A case series of acute visual loss following excessive alcohol and / or drug use

This study presents three cases of so called Saturday night retinopathy, an acute visual loss following intravenous drug abuse and stupor, leading to continuous pressure on the orbit while asleep. All three cases presented with acute vision loss and had...

Effects of blood donation on the physiology of the eye

Hypovolaemia is a state of decreased blood volume, the reduction of which reduces tissue perfusion which may in turn lead to cellular hypoxia and end-organ damage. In blood donation, 500ml of blood is collected in ten minutes. This equates to...

Choroidal vascularity in NAION

The authors present a cross-sectional, non-interventional study of healthy volunteers and those with non-arteritic anterior ischaemic optic neuropathy (NAION) recruited over a six-month period at a single site. NAION is the most common cause of acute optic neuropathy over the...