You searched for "exposure"
Ophthalmology elective: a local experience
24 March 2023
| Rajan Sondh
|
EYE - General
Dr Rajan Sondh talks about medical electives and how he believes they are an opportunity to explore career interests, giving undergraduates an opportunity to develop skills in areas that they wouldn’t normally encounter on placements. Typically, electives are taken abroad,...
Globes in space: What would happen to our globes on the globe of Mars?
Many films have been made regarding life on alternative planets. With the Mars One mission approaching in 2023, there are high expectations regarding future interplanetary travel. The authors provide an ophthalmology perspective on what could happen to our eyes if...
Air toxicity on retinal pigment epithelium
1 August 2015
| Khadijah Basheer
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EYE - Vitreo-Retinal
This study investigated the potential toxic effects of air on primary human retinal pigment epithelial (RPE) cells in vitro. Clinically during pars plana vitrectomy air is used as either a temporary tamponade during air-fluid exchange or mixed with gas to...
Impact of solar eclipses on vision
4 December 2024
| Kurt Spiteri Cornish
|
EYE - Vitreo-Retinal
Solar retinopathy occurs as a result of mechanical and photochemical damage to the retina caused by exposure to excessive light. The authors presented the optical coherence tomography (OCT) and OCT-angiography findings of five patients who looked at the solar eclipse...
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...
Frontalis muscle flap for congenital ptosis
This is a review of 43 patients (47 eyes) with severe congenital ptosis who underwent a suspension procedure using a frontalis flap technique. The average age of patients was 6 +/-2.5 years, and all had a severe ptosis with an...OSCE Fair 2024
27 April 2024
by Ping Hei Alfie Lee, Y5 Medical Student, Newcastle University, UK. OSCE stands for Objective Structured Clinical Examination. It consists of a series of simulated scenarios evaluating student’s clinical competencies based on a set of standardised scoring rubrics. In the...
Light tolerance in infectious keratitis
The authors presented the findings of a study that aimed to identify the maximum irradiance (power received by a surface per unit area) that can be tolerated by photophobic patients with infectious keratitis (IK). They recruited 30 patients (14 women...Learnings and trends in the management of open-angle and angle-closure glaucoma
1 August 2017
| Winifred Nolan, Nick Strouthidis, Keith Barton
|
EYE - Glaucoma
To be truly disruptive, newer technologies need to offer a quality of life benefit over medication to a broad population of glaucoma sufferers. Evidence and converging trends in medical and surgical management of glaucoma were explored in counterpoint discussions and...
The blue-light hazard – is it true?
Simerdip Kaur takes a look at the latest ophthalmology-related news stories and asks which are based on facts and which are ‘fake news’. Headline: The blue-light hazard – is it true? Blue light is part of the visible optical spectrum...Exploiting nature’s randomised trials of eye disease
1 December 2022
| Skanda Rajasundaram, Dalia Abdulhussein, Christopher Bentley (Prof), Shafi Balal, Minak Bhalla
|
EYE - Glaucoma, EYE - Vitreo-Retinal, EYE - Orbit
Confounding and reverse causation in observational ophthalmic epidemiology Traditional observational studies are inherently limited in establishing a causal effect of an exposure on an outcome of interest. One fundamental limitation is confounding, whereby causation is incorrectly attributed to a third...
