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Simulating the visual impairment symptoms of age-related macular degeneration in virtual reality

A new virtual reality application visually simulates age-related macular degeneration and demonstrates its progression over time including some Charles Bonnet syndrome hallucinations. Introduction Age-related macular degeneration (AMD) is the leading cause of blindness in developed countries with the prevalence of...

Case report of Leber hereditary optic neuropathy (LHON)

This case report presents a 74-year-old male patient who developed LHON, with a previous diagnosis of bilateral macular holes. LHON occurs predominantly in healthy young men and onset in older age ranges increases the likelihood that the patient will have...

Effect of single intravitreal injection of bevacizumab on contrast sensitivity in patients with central retinal vein occlusion

Central retinal vein occlusion is the second most common retinal vascular disorder after diabetic retinopathy. There are many studies reporting the efficacy of intravitreal anti-VEGF injections for macular oedema secondary to retinal vein occlusions. This paper looks at the contrast...

Macular oedema after cataract surgery in diabetic patients

The authors describe a multi-centre prospective observational study of 293 participants that underwent cataract surgery who all had diabetic retinopathy without definite central-involved macular oedema. Forty-five clinical sites took part throughout the United States. Patients were eligible if there was...

Acute macular neuroretinopathy

Acute macular neuroretinopathy (AMN) is a rare condition that typically affects young women and presents with photopsia and paracentral scotomata [1]. We describe a case of severe acute macular neuroretinopathy, following Covid-19 infection. A 30-year-old woman presented to the urgent...

A log in the eye

"My friend wanted to show how far he could throw that log. So, he helicoptered it over his head, faster and faster and when he let go, it hit my eye at full speed,” a young lady of 19 years...

Belfast briefing: Retina Day roundup from the RCOphth 2024 Annual Congress

Belfast hosted this year’s Royal College of Ophthalmologists’ (RCOphth) Annual Congress, a meeting dedicated to sharing advances, knowledge and clinical practice points in ophthalmic care. This article summarises selected talks by medical and surgical retina specialists during the Retina Subspecialty...

Programme announced for 2023 BCLA Clinical Conference

An action-packed programme at this year’s BCLA Clinical Conference and Exhibition will feature world class speakers delivering the latest innovation and clinical insight alongside live demonstrations and hands-on workshops.

Quiz Feb/Mar 2020

History A 92-year-old female patient was referred for a three-month history of a left conjunctival growth with ocular irritation. Her past medical history included: hypertension, back pain and osteoarthritis, all of which were controlled by medication. On examination: vision in...

Ophthalmology

The textbook is a large, single volume that ideally needs to be desk or table-supported, as its sheer weight makes it virtually impossible to rest comfortably on ones lap. The book is compiled by its two lead authors and editors...

Preoperative povidone iodine: weighing the risks

Following on from our recent online survey, the authors examine the potential risks and benefits of diluting the concentration preoperative povidone iodine. Povidone iodine (PI) is an iodophore that has an established use as a broad-spectrum antiseptic, mainly for the...

Quiz Apr/May 2023

History A 76-year-old female presented at her local district general hospital with right decreased visual acuity, glare, and foreign body sensation, in addition to longer-term dry eyes. She was otherwise well. Her past medical history included hypertension. On examination: vision...