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The happiness coefficient: Pete’s hidden curriculum Part 5

Jeremy: Come on, man, shake your booty! Tonight even Paxman’s out, hoovering up lines of crank off Krishnan Guru-Murthy. Tonight’s the big one.Mark: Jeremy, all rational people agree it’s a truth self-evident that it’s impossible to have a good time...

OCT angiography and retinal vein occlusions

In this retrospective, observational case series, the authors set out to evaluate the morphology of the superficial and deep capillary plexa of eyes that suffered a retinal vein occlusion (RVO) on OCT angiography (OCTA) and compare the findings with fluorescein...

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...

Results from two eye tests suggest that vision is a battle of the sexes

The research was developed by Contact Lenses UK to explore the nation's eye health, by analysing participants ‘colour vision’ and ‘perception’.

Building capacity for diabetic retinopathy services in Malawi

Screening for diabetic retinopathy prevents blindness. There is no systematic screening programme for diabetic eye disease in Malawi and people present when they have lost vision and it is too late for treatment. The aim of the VISION 2020 LINK...

The bionic eye – behind the headlines

Multiple visual prosthetic projects and other vision regeneration initiatives being tested in preclinical and clinical development worldwide illustrate continuing progress and opportunities in addressing profound blindness from hereditary retinal diseases and other causes (Table 1). Three implantable bionic vision systems...

Intravitreal triamcinolone for uveitic macular oedema

This paper from South Korea reports on a prospective, double blind, randomised clinical study designed to evaluate the additional benefit of intravitreal triamcinolone (TA) administration for noninfectious uveitic macular oedema as an adjunct therapy to systemic anti-inflammatory treatment. Patients were...

Bleb-related changes in upper lid position

This is a review of five patients with upper lid ptosis or lid retraction secondary to large filtering blebs post-trabeculectomy. The authors review each case and apply a model to analyse the separate forces acting on the upper lid to...

Treatment of diabetic macular edema in vitrectomised eyes – comparison of intravitreal dexamethasone implant and posterior subtenon triamcinolone injection

This retrospective study was aimed to compare intravitreal dexamethasone implant and posterior subtenon triamcinolone injection (PSTA) in the treatment of diabetic macular edema (DME) in vitrectomised eyes. Sixty-four (48.12%) patients who had received PSTA and 69 (51.88%) patients who had...

Amnion-assisted conjunctival epithelial redirection (ACER): Enhancing stem cell transplantation treatment of total limbal stem cell deficiency

An exploration of Professor Harminder Dua’s recent work using a technique called amnion-assisted conjunctival epithelial redirection (ACER) to aid the success of conjunctival-limbal grafting procedures. ACER provides a refined way to use amniotic membrane (amnion), such as Omnigen® (NuVision® Biotherapies,...

A nightmare on Doctor Street: Three

“Everyone at this party isn’t as young, fit and single as they’re making out. Yep, let’s face it, we’re all falling apart piece by piece. Doesn’t matter if you’re single or in a couple: You. Are. Going. To. Die” In...

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...