You searched for "pupil"

247 results found

Navigating the retina: the nitty-gritty of slit-lamp fundus examination

The slit-lamp fundus examination can be a difficult and disorientating task for beginners due to the retina being viewed in a non-anatomical orientation, the small area of retina illuminated, and the counterintuitive technique of the examination. This article provides a...

Measuring IPD with PlusoptiX

The authors evaluated the accuracy of the PlusoptiX A04 for measuring pupillary distance as compared to measurements taken by a trained optician. This retrospective review included 256 children who had undilated PA04 screening and had pupil distance measurement done by...

Intracameral mydriasis with Mydrane

The aim of this study is to evaluate the ‘real world’ experience in a UK setting for intracameral Mydrane mydriasis in routine cataract surgery. A prospective consecutive series of 60 patients (group 2) had intraoperative, intracameral Mydrane (tropicamide 0.02%, phenylephrine...

Effect of low-dose atropine on myopia progression

A randomised study to evaluate the effects of 0.01% and 0.02% atropine eye drops (one drop once nightly to both eyes) on myopic progression, pupil diameter and accommodative amplitude in myopic patients. Four hundred myopic children were divided into three...

Spot screener versus Grand Seiko measurements

The authors aimed to determine repeatability and reproducibility of refractive values and pupil size measured using the Spot Vision Screener and to compare its measurement values with the Grand Seiko autorefractor. This was a cross-sectional study of 22 healthy adults;...

How to examine the visual system Part 2: Accommodation, pupils, fundoscopy and additional tests

Examining the visual system can be a tricky skill for medical students to master, yet it is a task that is frequently tested in examinations. This is the second of a two-part series of articles, which together aim to improve...

Introduction of the Mydriasert insert at the Manchester Royal Eye Hospital

The authors report on a study to examine the effects of the Mydriasert insert on time, effects, patient comfort and tolerability at Manchester Royal Eye Hospital. Mydriasert is an insoluble ophthalmic insert indicated for mydriasis prior to ophthalmic surgery, which...

A novel computerised portable pupillometer detects and quantifies relative afferent pupillary defect

We have all had referrals from A&E telling us that a patient can’t see out of one eye. Sleepily we may ask “Is there an relative afferent pupillary defect (RAPD)?” to evaluate the seriousness of the presentation. The response is...

Prostaglandin levels in femto cataract surgery

Following previous reports of pupil size decrease after femtosecond treatment, the authors compare levels of prostaglandins in patients undergoing femtosecond assisted cataract surgery with those having routine cataract surgery. Patients with inflammatory eye disease, previous trauma surgery, age-related macular degeneration...

Pupils at a South Lanarkshire school experienced the challenges voters with sight loss face when casting their ballots

The mock election, which was held at Uddingston Grammar School on Friday 24 November, was organised by RNIB Scotland, in collaboration with South Lanarkshire Council and Haggeye, RNIB Scotland's award-winning youth forum.

Orbital cavernous haemangiomas

This is a review of orbital cavernous haemangiomas (orbital cavernous venous malformations) managed over a 12-year period at a tertiary referral centre. Painless proptosis was the commonest presentation. One hundred and sixty-four patients (96 female and 68 male) underwent surgery...

Do patients with prolactinomas using dopamine agonist drugs have autonomic dysfunction?

This prospective study aimed to determine whether there is autonomic dysfunction in patients with prolactinomas using dopamine agonist (DA) drugs by measuring static and dynamic pupillary responses using an automatic pupillometric device.Included were 25 eyes from 25 patients who were...