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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...

Corneal crosslinking in pellucid marginal degeneration

Fourteen studies were included in this first review examining the use of corneal-crosslinking (CXL) to treat pellucid marginal degeneration (PMD). PMD is a bilateral, non-inflammatory corneal thinning disorder characterised by inferior peripheral corneal thinning 1-3mm from the limbus in the...

VISION 2020 LINKS: COECSA Fellowship examination goes from strength to strength

Eye health problems and access to diagnosis and treatment is an important issue throughout low- and middle-income countries (LMICs), and particularly on the African continent, where quality of life is drastically affected by poor vision, blindness and deteriorating eye health,...

Shifting the paradigm of managing patients in medical retina: how real-world data can help us to improve clinical practice

The ophthalmic subspecialty of ‘medical retina’ has undergone dramatic changes in recent years. With the introduction of ranibizumab (Lucentis, Novartis), a specialty formerly dominated by laser-based therapies has been transformed to become, in large part, pharmacotherapy-based. To date, these pharmacotherapies...

Dark circles and facial rejuvenation

A 45-year-old socialite lady comes for cosmetic consultation and wants a remedy for dark circles and facial ageing. How do you manage this patient? Issues of dark circles and facial ageing should be addressed separately. Facial ageing should be considered...

Reducing postop nausea and vomiting

This study adopted an aggressive prophylactic anti postoperative nausea and vomiting (PONV) regime with retrospective review of patient outcomes. Of 794 adult strabismus procedures, 31 (4%) had PONV. Median post-anaesthetic recovery was 45 minutes. Prolonged recovery was associated with long-term...

The fragile p-value

Abdus Samad Ansari explores the limitation of the p-value and the application of the fragility index in clinical trials. Clinical trials and tribulations? The restoration of vision or more purely the gift of sight is an aspect of care that...

Topical anaesthetic strabismus surgery

This prospective observation study was undertaken with 16 symptomatic diplopia patients (15 male, one female) from various causes. All underwent single stage adjustable strabismus surgery (SSASS) under topical anaesthesia. Mean age was 28.12 years (range 19-65) and all had a...

Kevin Gutsell became president of the Association of British Dispensing Opticians

Kevin Gutsell FBDO (Hons) SLD became president of the Association of British Dispensing Opticians (ABDO) during a ceremony held on Thursday 9 May at the ABDO National Resources Centre (NRC) in Birmingham.

Subthreshold micropulse laser treatment in chronic central serous chorioretinopathy

This retrospective study was conducted to assess the treatment of 38 patients of chronic central serous chorioretinopathy with a 577-nm subthreshold micropulse laser (SML) Supra Scan Quantel Medical. Eighteen patients of these had persistent subretinal fluid (SRF) after photodynamic therapy....

Change in psychosocial, quality of life and anxiety after strabismus surgery

The authors aimed to define the impact of surgical correction on psychiatric problems, health-related quality of life and anxiety levels in children and their parents. This was a cross-sectional study of 39 children with strabismus and their parents. All children...

The role of spectral-domain OCT RNFL in revealing a pituitary adenoma with atypical visual fields

Pituitary adenomas classically cause bitemporal hemianopia by compressing the optic chiasm. However, in some cases, the pattern of visual field loss may be atypical and mimic homonymous hemianopia, depending on the direction and extent of tumour expansion. Spectral-domain optical coherence...