You searched for "Optics"

1420 results found

What's trending Aug/Sep 2020

Life, at least from headlines, is certainly awakening again. #DominicCummings #Specsavers #BarnardCastleeyetest In one of the bizarre developments of #coronaviruslife, Dominic Cummings, Boris Johnson’s most senior advisor, claimed he drove to Barnard Castle from Durham to test his eyesight. He...

Time is vision in central retinal artery occlusion

Central retinal artery occlusion (CRAO) is a rare but devastating vascular episode that can have severe impact on vision. Treatment is very time-limited and needs to be initiated very quickly to salvage any vision. The majority of patients present to...

Strabismus in thyroid eye disease

Pathogenesis Thyroid eye disease (TED) is an auto-immune condition, in the initial phase there is lymphocytic infiltration and oedema of the extraocular muscles with deposition of glycosaminoglycans and hyaluronic acid and adipogenesis, which can lead to an increase in the...

Does vitrectomy increase the risk of glaucoma? A retrospective review from a UK hospital

The authors investigate what proportion of patients undergoing pars plana vitrectomy subsequently developed ocular hypertension or a diagnosis of glaucoma. A systematic review carried out in 2017 including seven studies found that there is evidence that pars plana vitrectomy (PPV)...

10 daily habits damaging your eyesight and changes you can make to remedy against them

Following World Glaucoma Day on 12 March this year, it is vital that the longevity of our vision is always a priority. However, many of our daily habits contribute to the onset of glaucoma and vision loss.

Headset perimetry

Visual field analysers are traditionally large table mounted devices, designed specifically for field capture and analysis. Over the last year or so a number of companies have started to disrupt this space with the introduction of headset-based field analysers, mostly...

Pituitary tumours: why are they so often missed?

Part 1: Introduction, historical background and Edinburgh connections (see also Part 2 and Part 3) Is there any ophthalmologist who has not missed a pituitary tumour? Hopefully this article will help those currently in practice to avoid such an embarrassment,...

OBITUARY: James Finbarr (Barry) Cullen

On the sad passing of Eye News’ first editor and long-term contributor JF (Barry) Cullen, his friend Hector Chawla takes a look at the life and career of this effervescent character and giant of the ophthalmology world. Barry Cullen was...

Development of retinoblastoma care in Indonesia and the role of multidisciplinary team meetings

In the second article of a two-part series (See Part 1 here), the authors focus on the diagnosis and management of retinoblastoma in Indonesia. COVID-19 doesn’t get thanked for many things, but on 19 December 2020 as the world grew...

The value of hospital placements in ophthalmology in general practice specialty training

Pratik Bikkannavar provides insights into the potential benefits a placement in ophthalmology provides General Practice Specialty Trainees (GPSTs) and its valuable purpose for the wider ophthalmic community. Ophthalmic complaints are known to account for up to 1 in every 20...

AI breakthrough brings geographic atrophy treatment a step closer

A team led by Dr Konstantinos Balaskas at Moorfields Eye Hospital Reading Centre has developed a fully automated, deep-learning model (algorithm) that can detect and quantify geographic atrophy using standard optical coherence tomography (OCT) scans.

Preventing refractive surprises by real time biometry during cataract surgery

A few months ago a retired lady presented for second eye cataract surgery. I noted on the pre-op ward round that the outcome of her first eye’s surgery looked like a refractive surprise as her spherical equivalent in that eye...