Search

You searched for "lens"

1351 results found

The treachery of images – making sense of OCT imaging

1 June 2016 | | EYE - Vitreo-Retinal, EYE - Imaging
In 1929 Belgian surrealist Rene Magritte produced his painting La Trahison des Images. It depicted an old fashioned pipe for smoking tobacco and underneath were the words “ceci n’est pas une pipe”, this is not a pipe. You may wonder...

SOS (Simplified Ophthalmic Statistics) Part 3: Which statistical test should I use (if any)?

4 December 2018 | | EYE - General
P<0.05 is a statement that brings joy to many researchers. Arguably this is because inclusion of such a statement may increase the chance of acceptance for publication. Whilst statisticians and non-statisticians are united in trying to change this culture, cultural...

Thermal injury and false eyelashes

1 April 2020 | | EYE - General
The authors provide a case of cyanoacrylate glue causing a thermal burn on the eyelid and explain how this type of burn should be managed. The use of false lashes as well as the techniques used to apply them come...

Is it NAION… Now what?

3 April 2024 | | EYE - Neuro-ophthalmology
Case presentation We present the case and discussion of a 46-year-old Caucasian male who complained of immediate reduced vision following complicated neck dissection including a total laryngopharyngectomy, free flap reconstruction for a T4N3 squamous cell carcinoma (SCC) of the left...

Why Ophthalmology?

13 December 2023 | | EYE - General
Ophthalmology is a medical specialty that deals with eye diseases and helps preserve vision. The ophthalmic community consists of a wide range of healthcare professionals who work together to address eye-related problems in many extraordinary ways. This article explores the...

More sensitive visual acuity test for age-related macular degeneration

1 October 2016 | | EYE - Vitreo-Retinal
Age-related macular degeneration (AMD) is the leading cause of blindness in the developed world. Primarily associated with ageing, genetic factors and lifestyle choices such as smoking also play a contributory role. Patients with early AMD, characterised by the development of...

Optical coherence tomography – reinventing the eye examination

1 October 2016 | | EYE - Vitreo-Retinal, EYE - Imaging
It has been 25 years since Huang et al. presented the first optical coherence tomography (OCT) images in Science [1]. With vast improvements in OCT technology over the years, it is now possible to acquire high-resolution cross-sectional images of the...

EU: is it time to leave and embrace the world?

1 June 2016 | | EYE - General
Should the United Kingdom remain a member of the European Union (EU) or leave? It’s a big decision involving some complex issues, and there’s no doubt the EU will continue to change. Ipsos MORI’s monthly EU voting intention poll published...

The role of injection assistant devices in establishing a nurse-led AMD service

1 April 2018 | | EYE - Vitreo-Retinal
The author shares his experience of setting up a nurse-led service to deliver anti-VEGF intravitreal injections and how injection assistant devices supported training. Age-related macular degeneration (AMD) has become a leading cause of irreversible blindness [1]. It is estimated that...

PACK-crosslinking for infectious keratitis

1 October 2015 | | EYE - Cornea
Corneal cross-linking with riboflavin and UV-A light (CXL) is a technology that has been initially developed to treat corneal ectatic disorders [1]. Its effect in stabilising diseases such as keratoconus was reported in numerous trials with excellent long-term outcomes and...

Shifting the paradigm of managing patients in medical retina: how real-world data can help us to improve clinical practice

1 February 2015 | | EYE - Vitreo-Retinal
The ophthalmic subspecialty of ‘medical retina’ has undergone dramatic changes in recent years. With the introduction of ranibizumab (Lucentis, Novartis), a specialty formerly dominated by laser-based therapies has been transformed to become, in large part, pharmacotherapy-based. To date, these pharmacotherapies...

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

1 August 2014 | | EYE - Vitreo-Retinal
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...