You searched for "retinopathy"

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A comparison of light sources in retinal imaging

Before starting to talk about the light sources present in retinal imaging, it is necessary to start from the base: the light. Light is an electromagnetic wave whose smallest part is the photon (or quantum of light). A high frequency...

African-Caribbean ethnicity key risk factor for sight-threatening diabetic eye disease

People of African-Caribbean ethnicity with Type 2 diabetes are a third more likely to develop a condition called sight-threatening diabetic retinopathy (STDR) than other ethnic groups, according to researchers from King’s College London. The study, published in the journal Diabetes...

Cycloplegic autorefraction versus cycloplegic retinoscopy

This cross-sectional study compared cycloplegic autorefraction using VISUREF 100 table top and keratometer device (Zeiss) versus cycloplegic retinoscopy. The study included 47 children (94 eyes) of which 55 eyes were excluded because of ocular disease or not aged three to...

Cycloplegic retinoscopy refraction versus Retinomax K-Plus 5 autorefraction

In this study, the authors present their results comparing cycloplegic refraction with retinoscopy versus hand-held Retinomax K-Plus 5 autorefraction. The study included 213 children aged 0.1 to 20 years (426 eyes). Mean age was 6.2 ±4.4 years. They examined sphere,...

Tricks and tips for paediatric refraction

Refraction is an important part of the paediatric eye examination but can sometimes be challenging. If a child struggles to co-operate with the eye examination, how can one ensure that the best outcome is achieved? There are tips here which...

A near miss

A 55-year-old gentleman presented with a ‘blurry patch’ to his left eye which he had noticed for the past two months. The visual acuity with correction was 6/5 in the right eye and 6/6 in the left eye on the...

Diabetic Macular Oedema

Diabetes mellitus is a metabolic disorder that affects the metabolism of all three categories of carbohydrates, lipids and proteins. This condition is characterised by chronic hyperglycaemia [1]. This can cause end organ damage. The estimated worldwide diabetes prevalence for 2010...

Incidence, characteristics and risk factors for ROP

This is a retrospective study performed at Seoul St Mary’s Hospital between the period of January 2009 to December 2013. The study was to determine the incidence and clinical features of, and risk factors for, retinopathy of prematurity (ROP) in...

New mouse model of diabetes mellitus

Diabetic retinopathy (DR) is a serious complication of diabetes. It is driven by the loss of pericytes, cells which control vascular function, due to excess formation of sugar alcohols by the enzyme aldose reductase (AR). AR has been shown to...

Expert vs. non expert grading of ROP from digital video images

The primary purpose of this study was to determine whether digital video images of the retina obtained using an indirect ophthalmoscope imaging system could be accurately graded for zone and stage of retinopathy of prematurity (ROP) and the presence of...

100 years of insulin

*Joint first authors The centenary of the discovery of insulin is a time to celebrate one of the most significant scientific discoveries of the 20th century. Background Before 1923, Type 1 diabetes mellitus [T1DM] resulted in death from severe ketoacidosis...

2019 ICO-Allergan Research Fellowship awarded

Dr Matias Iglicki, from the University of Buenos Aires in Argentina, has been selected as the second recipient of the International Council of Ophthalmology (ICO)-Allergan Fellowship Award, by a panel of leading experts.