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Rotational stability of angle supported phakic IOL

The authors evaluate 50 eyes of 28 patients that underwent an angle fixated phakic intraocular lens (IOL) implantation (Acrysof Cachet). All eyes had moderate to high myopia (-5.25 to-19.63 dioptres) and IOL sizing was performed as per the manufacturer’s recommendation....

Screening to detect high hyperopia

The purpose of this study was to compare the effectiveness of the plus lens test versus the Spot vision screener. This was a prospective study and 109 children aged two to 12 years (62% female) underwent both assessments followed by...

Phakic iris clip lenses and endothelial cell loss

This retrospective observational study included long-term results on endothelial cell losses in highly myopic eyes, which underwent phakic iris-clip lens implantations. Included in the analysis were 113 eyes with mean preoperative spherical equivalent (SEQ) of -14.67 +/- 5.15 Diopters (D)....

Comparison of vision screeners

The primary purpose of this study was to calibrate the various paediatric photoscreeners over a range of contact lens induced hyperopic and astigmatic anisometropia using the American Association of Paediatric Ophthalmology and Strabismus (AAPOS) criteria for anisometropic or axial astigmatism....

Ophthalmic history made easy

There are now three ophthalmic medical documentaries to dip into on to Royal College of Ophthalmologists website.

Katena Diamond Bi-aspheric indirect lenses

Carleton is pleased to report significant interest and positive feedback on the new extended portfolio of Katena Diamond Bi-aspheric indirect lenses.

The paediatric cataract: an overview of the embryology and pathophysiology

In the first of the two articles (see Part 2 here) on paediatric cataracts, Samuel Aryee reviews the aetiology of this condition. Cataracts arise from opacification of the natural transparent lens, which can cause partial or total blindness. Although the...

Prediction errors of formulas in optical biometers

This study was conducted retrospectively in a private practice setting. Nine formulas were compared for prediction error (postoperative spherical equivalent (SE) minus, predicted SE calculated by each formula), using two optical biometers (Lenstar – optical low coherence reflectometry (OLCR) and...

Glucose-sensing contact lenses replace the finger prick test!

Simerdip Kaur takes a look at the latest ophthalmology-related news stories and asks which are scientific reality and which are ‘fake news’. Headline: Glucose-sensing contact lenses replace the finger prick test! The concept of contact lenses was first illustrated by...

BCLA Virtual Clinical Conference

The BCLA hosts the UK’s largest Clinical Conference and Exhibition dedicated to contact lenses and the anterior eye every 2 years. This highly regarded event will attract more than 1,000 UK and international contact lens professionals, at all stages of...

SEE Summit on the Environment

@19.00 - 20.30 GMT This event, which is supported by the Association of Optometrists (AOP), the Association of British Dispensing Opticians (ABDO), the British Contact Lens Association (BCLA), the College of Optometrists, the General Optical Council (GOC) and the Optical Suppliers Association (OSA), aims to bring together the industry to increase awareness of – and engagement with – Social, Ethical and Environmental (SEE) issues.

Acanthamoeba ability to adhere to different contact lenses

This study tested ability of Acanthamoeba lugdunensis trophozoites to adhere to silicon hydrogel contact lenses (SHCL) and how this is influenced by different multipurpose contact lens solutions (MPS). Three generations of SHCL were tested: first generation – Air Optix, second...