You searched for "tomography"

917 results found

Poppers retinopathy: What is it and how do we treat it?

Poppers retinopathy is a relatively unknown phenomenon which afflicts users of poppers but should be considered as a differential in sudden-onset or sub-acute visual acuity loss – particularly in patients with a history of recreational drug use. Raising awareness of...

The symbolism of eyes in Halloween traditions and popular culture

Halloween is a festival steeped in symbolism. Pumpkins, skeletons, ghosts and witches dominate the seasonal iconography, each representing broader cultural anxieties about death, darkness and the supernatural. Among these motifs, the eye, often depicted as glowing, disembodied or grotesquely exaggerated,...

My Top Five: Visionary inventions in ophthalmology

When we see how technologically forward and advanced modern-day medicine is, we forget that it is also an age-old, ancient profession with a rich, intriguing history that we remain unaware of. Ophthalmology in particular has always been at the forefront...

Lessons from an unusual case of syphilis

The rise of syphilis transmission rates over the past two decades has been one of public health’s great puzzles. In the UK, the situation has reached epidemic levels, with a 126% increase between 2013 and 2018 [1]. We present a...

Choroidal melanoma – breaking bad news

Case report A 55-year-old Caucasian female presented to her general practitioner with a three-month history of headaches and worsening blurred vision in the left eye. On further close questioning, she reported no eye pain, intermittent floaters and flashes of light...

Capacity-strengthening for diabetic retinopathy services in low- and middle-income countries

Introduction DR-NET eye health professionals in low- and middle-income countries (LMICs) have, since 2015, been able to access training in diabetic retinopathy (DR) grading provided by Gloucestershire Retinal Education Group (GREG). GREG, led by Professor Peter Scanlon and based at...

Ultra-widefield imaging in glaucoma: Documenting hypotony-related choroidal effusions after microshunt surgery

Ultra-widefield (UWF) imaging provides extended visualisation of the posterior segment beyond the traditional 30–50° field of view. It captures a broad view of the posterior pole and periphery in a single, quick, non-mydriatic acquisition. While its role in diabetic retinopathy...

Photophobia: an unusual symptom of a pituitary macroadenoma

Introduction Photophobia, defined as ‘an abnormal intolerance to light’, is commonly associated with a range of both ocular and neurological pathologies such as dry eye, blepharospasm, corneal pathologies, cataracts, uveitis, retinal dystrophies, optic neuritis, migraine, meningitis, and traumatic brain injury...

Management of DMO and PDR in 2019

An evidence-based approach to the management of diabetic macular oedema (DMO) and proliferative diabetic retinopathy (PDR) in 2019 was outlined by Sobha Sivaprasad, UK, in presentations during the Diabetic Retina scientific session September 6 2019, at the 19th European Society...

Unilateral central scotoma following dengue fever

Case report A 16-year-old Caucasian male was referred to the eye casualty at Nottingham University Hospitals NHS Trust by the infectious diseases unit in September 2013. He gave a history of photophobia, pain on eye movements and central blurred vision...

Deciphering dark retinal patches

We present a case of bilateral extensive dark without pressure (DWP) located outside the retinal vascular arcades in a young female. This retinal finding is benign but, in some instances, darkened retinal patches could be associated with potential sight-threatening conditions....

Microvascular disease in Alport syndrome

The authors present the findings of a retrospective case-control observational study on increased microvascular disease in individuals with Alport syndrome recruited over a 21-year period. They recruited 28 males and 28 females with X-linked Alport syndrome (XLAS) and eight men...