You searched for "biometry"

527 results found

Blame the lens – not its position – in refractive surprise

Aetiology of postoperative refractive surprise Weber coined the term “wrong eye, wrong intraocular lens, wrong patient” in 2008 as an aide memoir of major factors believed to underlie refractive surprise – defined as a significant unintended difference between dioptric refraction...

Cataract surgery in corneal disease

Cataract surgery in the presence of corneal disease presents multiple challenges, from determining whether symptoms are lenticular or corneal in origin, to decisions regarding timing of surgery, intraocular lens (IOL) power calculation, IOL selection, surgical technique and perioperative care. Realistic...

Report on preoperative visual acuities of patients from two AMM surgical trips to Magdalena, Northern Bolivia

The Andean Medical Mission (AMM), founded in 2012, recently celebrated 12 years of dedicated service in the Bolivian Amazon, aiming to eliminate avoidable blindness. Over this period, AMM has successfully performed over 1700 surgeries, including for children with congenital or...

The results of the last survey Oct20

The point of this series is to find variations in practice and to raise them to you, the readership, so you can review and reflect upon them. I am aware there is not always a ‘correct’ way of doing things,...

The results of the last survey Dec21

Consent is a hot topic at the moment and the publication of the GMC Guidance on Consent [1] has rightfully refocussed our attention on it. Consent practices vary wildly and have been the subject of many of these surveys. Once...

A connected workplace - Part 2

In Part 1 of this topic (bit.ly/ENconnected) the need for a mature ophthalmic imaging network was described. Here, I provide a scoring scheme that can be used to articulate the maturity of existing devices. As with any scoring system, the...

Eyes on Rwanda: Lessons from an international ophthalmology experience

On the 26 February 2025, I travelled to Rwanda on the invitation of a former Belfast trainee, Michael Mikhail. Michael is now one of only two vitreoretinal (VR) surgeons in Rwanda, a country with a population of 14 million. Born...

UKISCRS Cornea & Cataract Day 2026

United Kingdom & Ireland Society of Cataract & Refractce Surgeons Cornea & Cataract Day 2026

Retinal blood flow changes in glaucoma

This study examined the changes in retinal blood flow and vessel diameter after IOP reduction in high- and low-pressure glaucoma; exfoliation glaucoma (ExG) and normal-tension glaucoma (NTG). Glaucoma progression is seen at times in eyes despite IOP reduction and changes...

Light in darkness – manual small incision cataract surgery in India

Cataract has been documented to be the most significant cause of bilateral blindness in India, where vision <20/200 in the better eye on presentation is defined as blindness [1,2]. Estimation of blindness in India by the World Health Organization (WHO)...

The Eye Health Network – an ‘optometry-first’ approach to eye care

Historically, in NHS Grampian, ophthalmology and optometry worked separately, with even the process of optometry referral to hospital occurring only at the behest of the patient’s general practitioner (GP). Criteria for referral were not discussed and feedback after referral was...

Haag-Streit UK - Slit Lamp Basic Skills Course Oct 26

Haag-Streit UK - Slit Lamp Basic Skills Course