You searched for "vascular"

1060 results found

General purpose AI: Transitioning from high performance in highly curated settings to useful applications in ophthalmology

Artificial intelligence (AI) may be understood as the ability of machines to perform tasks which otherwise require human perception, reasoning, or learning. With the advent of deep learning, AI has achieved remarkable results across a wide range of medical tasks...

A brief history of colour vision

Andrew Want takes a look at how colour vision has evolved in humans and animals and how it differs across species. Colour vision is something that we often take for granted, but it has become so intrinsic to the way...

Could the sclera be key to glaucoma?

The glaucomas are a group of conditions characterised by optic neuropathy and associated visual field defects. Of these, chronic open-angle glaucoma (COAG) – diagnosed on the basis of progressive structural changes to the optic nerve head (ONH) and nerve fibre...

Ophthalmology in ancient india, Sushruta’s time and the modern era

While reading an article related to the history of Indian ophthalmology, I came across this description of a surgical procedure: “The doctor warmed the patient’s eye with the breath of his mouth. He rubbed the closed eye of the patient...

Educational concerns and anxiety levels amongst ophthalmology trainees during the COVID-19 pandemic

How concerned are ophthalmology trainees about the present impact and the future consequences of suspended ophthalmic training programmes? Researchers in the West of Scotland investigate. Anxiety, stress and the longer-term stress reaction of burnout often go unrecognised, yet are known...

Diabetic retinopathy screening in Belize: a country’s journey towards reducing blindness from DR

The rise of diabetes mellitus (DM) and its complications is a public health concern in the Caribbean. The Caribbean Diabetic Retinopathy (DR) Programme, managed by the London School of Hygiene & Tropical Medicine (LSHTM) and funded by the Queen Elizabeth...

Refraction planning in cataract: avoid creating an unhappy patient

“It is much more important to know what sort of a patient has a disease than what sort of a disease a patient has.” William Osler The focus of this paper is the prevention of an unhappy patient following cataract...

A closer look at the new wave of glaucoma surgery – radical or old school?

Glaucoma is a challenging condition to treat because the exact pathophysiology remains unclear and the only readily modifiable factor is the intraocular pressure (IOP). Additionally, most glaucoma patients are completely asymptomatic, yet are often subjected to lifelong medical therapy. The...

The eye without tears

The Art is long and Life is short. So goes the dispiriting tag in Latin and flung from day one and at regular intervals thereafter at idle medical students who, inevitably brainwashed, come by graduation to believe that the only...

What’s new in glaucoma? Clinical trials drive practice changes, surgical advancements gather pace

Rod McNeil reviews the latest developments in the treatment of glaucoma in the UK. Primary open-angle glaucoma (POAG), which accounts for over two-thirds of all glaucoma cases, has an estimated UK prevalence in 2017 of approximately 2% of people over...

Advances in the understanding, diagnostic and treatment of keratoconus

*Joint first authors Keratoconus is a bilateral and asymmetric eye condition in which the cornea’s structure is affected and thinned, causing a cone-shaped bulge to develop. This results in progressive loss of vision and impairs the ability of the eye...

Effect of the COVID-19 Urgent Eyecare Service on patient referrals to general practitioners and Hospital Eye Service

The COVID-19 Urgent Eyecare Services (CUES) was developed to relieve the demands of hospital ophthalmology, aiming to allow patients to have remote consultations and be managed by community optometric practice. This was because access to Hospital Eye Service (HES) Ophthalmic...