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A phase 3 randomised trial of nicotinamide for skin cancer chemoprevention

To B3, or not to B3? That was the question asked in this controlled trial in which the authors were able to show that oral nicotinamide (vitamin B3) is able to reduce further skin cancer development in high risk patients....

Patient and public participation shapes biomedical research and access priorities in eye health

Patients, clinicians and clinician-scientists play a valuable role in shaping the future of vision research. Limited funding demands targeted research initiatives that ultimately will shape health policy and practice to secure progress in improving patient outcomes in eye health. This...

Making sense of the orthoptic assessment

Following the Specialty Trainee article on this topic in the February/March 2020 issue, Joe Smith provides a more detailed breakdown of the orthoptic report. Orthoptists investigate, diagnose and manage a wide variety of patients with varying problems. In this article,...

The rarebit vision test for macular conditions

Rarebit testing is used to measure low degrees of neuro-visual damage and is available for free on the internet. It consists of a fixed bright light dot presented on a black background. During testing it is presented briefly at different...

Oral proton pump inhibitors in macular degeneration patients

The authors report five patients with advanced wet macular degeneration and poor vision with onset or enhancement of visual hallucinations with the use of proton pump inhibitors for heartburn management. The hallucinations were reversible with discontinuation of medication. The authors...

Quiz Jun/Jul 2024

History A one-year-old girl originally presented with a red eye, initially bilaterally and later in the left only. On examination a membrane was found on the tarsal conjunctiva of the upper eyelid (Figure 1). Figure 1: Anterior segment. Serum plasminogen...

Use of pattern-reversal VEP in congenital Zika syndrome (CZS) assessment

The authors conducted pattern reversal visual evoked potential (PRVEP) in children with congenital Zika syndrome (CZS) and report the correlates with visual acuity, fundus alterations and severity of microcephaly at birth. This was a cross-sectional study of 37 children with...

How reliable is the postoperative diplopia test and can it predict postoperative outcomes?

A two-phase process evaluating the postoperative diplopia test is presented. A standardised operating procedure was used for conducting all postoperative diplopia tests for this study which is described in the paper. Phase one focused on reliability, test-retest and interobserver. Adults...

IAC vs. IVC chemotherapy for RB

This a single centre retrospective review of consecutive patients between 1997 and 2014, of all sporadic unilateral retinoblastoma (RB) group D cases, treated with combined intravenous chemotherapy (IVC) and focal treatments (1997- 2008), or intra-arterial chemotherapy (IAC) treatment (2008 to...

Association between serum 25-hydroxyvitamin D levels and age-related cataracts

Cataractogenesis occurs as a result of ageing, smoking, exposure to UV radiation and genetic predisposition. Antioxidants can reduce the cataract risk as found in animal models and humans and vitamin D is one of them. This epidemiological study based in...

Intracameral bevacizumab as an adjunct to trabeculectomy

This is a 12-month, prospective, randomised, double-masked, placebo-controlled trial of patients who were not controlled medically with open angle glaucoma and scheduled for a primary trabeculectomy. Patients were recruited and randomised during the period between April 2009 and November 2010....

Contrast sensitivity in myopic eyes

A classification system has been proposed for myopic maculopathy: grade 0 (no myopic retinal lesions), grade 1 (tessellated fundus), grade 2 (diffuse chorioretinal atrophy (CRA)), grade 3 (patchy CRA), and grade 4 (macular atrophy). Tessellated fundus is defined as the...