You searched for "technology"

892 results found

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...

Transforming eyecare with AI at 100% Optical

“We are drowning in people we need to see in hospital eye services, and some people are going blind as a result. We are looking at nearly 10m hospital appointments for ophthalmology a year, with an approximately 33% increase over...

Ophthalmology assessment using Revised Bloom’s Taxonomy

Bloom’s Taxonomy is a hierarchical list of attributes and skills that facilitates teachers to effectively teach, whilst concurrently enabling learners to effectively learn. It was first developed in 1956 by Benjamin Bloom, an educational psychologist along with a team of...

Myopia-related strabismus – heavy eye syndrome

Introduction Myopia can be associated with any type of strabismus, but high myopia has increased frequency of esotropia and vertical heterotropia. The incidence and severity of the strabismus increases with the degree of myopia and age of the patient. Classification...

Cavernous sinus syndrome

Anatomically the cavernous sinus is a plexus of multiple veins that are connected and within this plexus there are several important vascular and neurological structures. These include cranial nerves III, IV, V1 (and sometimes V2), VI as well as the...

Birdshot chorioretinopathy: an important differential

Birdshot chorioretinopathy (BSCR) is a relatively uncommon cause of posterior uveitis which often has a relapsing and remitting course [1,2]. We present a case which demonstrates how remission can be obtained for several years using cyclosporine. Case report A 44-year-old...

Systemic sarcoidosis presenting with acute myopia and angle closure

Case report A 40-year-old Asian man presented to the Emergency Department with a one day history of sudden onset visual disturbance in his right eye. He complained of image distortion and noted that objects now appeared smaller. He also described...

The approach to angle-closure glaucoma

Further to my last article in Eye News (print issue) describing the diagnostic approaches to various clinical scenarios in glaucoma, the approach to angle-closure glaucoma (ACG), a situation terrifying for patient and registrar alike, will be discussed. Please refer to...

Case series of toxic anterior segment syndrome

Herein we report two cases of toxic anterior segment syndrome (TASS) following uneventful cataract surgery. Both patients presented 24 hours after their uneventful operations with painless blurred vision in the operated eye. The inflammatory reaction was controlled successfully with an...

Headaches in ophthalmology (part 2)

Ophthalmologists see a large number of patients with headaches or facial pain in the ophthalmic outpatient clinics or in emergency clinics. Over two articles, I will discuss several causes of headaches, ocular manifestations and proposed management and referral options. It...

Post-stroke visual impairment: how big is the problem, how do we identify it, what we can do about it, and why does it matter?

In the UK, 100,000 new strokes occur each year, with 1.3 million stroke survivors [1]. This article will focus on post-stroke visual impairment, discussing topics of how common it is, how it can be detected, possible management options and how...

Strabismus and ocular motility, demystified

I am a former orthoptist, now trained in medicine and working as a foundation doctor. In my previous work, I was frequently approached by ophthalmology trainees eager for guidance with strabismus and ocular motility. Drawing on my clinical experience, I...