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2064 results found

Tear production levels and dry eye disease

Dry eye disease (DED) is multifactorial, caused by an alteration in the quality or quantity of tear film’s three layers. Several tests are available for diagnosis. The aim of this study was to determine if the Schirmer test (ST) could...

Central corneal and epithelial thickness measured by Fourier domain OCT

This study examined intraobserver and interobserver reproducibility of corneal thickness (CT) and epithelial thickness (ET) measurement of Fourier domain OCT (RTVue) in 23 healthy volunteers. RTVue is capable of producing 26,000 A scans per second with depth resolution of 5µm....

Chronic drop use and trabeculectomy on tear osmolarity

Ocular surface disease (OSD) is common in patients chronically treated for glaucoma. This may be related to the drug itself but often to the preservatives in the medication. Much work has been done on the most common preservative, benzalkonium chloride...

A Case-Based Guide to Eye Pain: Perspectives from Ophthalmology and Neurology

A refreshing, systematic approach to eye pain, arguably one of the most commonly presenting symptoms and one that can be fraught with diagnostic challenges and management dilemmas for the busy clinician. There is a scarcity of books covering this particular...

Building leaders for eye care in Africa: the COECSA-RCOphth VISION 2020 LINK

The VISION 2020 LINK [1] between the College of Ophthalmology of Eastern, Central and Southern Africa (COECSA) and the Royal College of Ophthalmologists (RCOphth) has been building leaders of eye care in Africa since 2008, when a Memorandum of Understanding...

Effect of the COVID-19 Urgent Eyecare Service on patient referrals to general practitioners and Hospital Eye Service

The COVID-19 Urgent Eyecare Services (CUES) was developed to relieve the demands of hospital ophthalmology, aiming to allow patients to have remote consultations and be managed by community optometric practice. This was because access to Hospital Eye Service (HES) Ophthalmic...

The history of ophthalmology: John Argyll Robertson and Douglas Moray Cooper Lamb Argyll Robertson

The author shares the story of an extraordinary father and son, two of the major figures in defining the specialty of ophthalmology as we know it today. The renowned Glasgow Surgeon Peter Lowe described ophthalmic surgery in his legendary surgical...

Screening for stroke-related visual problems

The aim was to report the initial development and evaluation of a suitable screening tool for detecting visual problems after stroke. The tool has four components. The first three include questions asked by examiners about patients’ ocular history and symptoms,...

Keratoconus: When, Why and Why Not. A Step by Step Systematic Approach

This is a single author publication addressing the subject of ectatic corneal disorders and keratoconus (when, why, and why not) with a step by step systematic approach to management using modern sophisticated diagnostic and screening tools. It is comprised of...

Globes in space: What would happen to our globes on the globe of Mars?

Many films have been made regarding life on alternative planets. With the Mars One mission approaching in 2023, there are high expectations regarding future interplanetary travel. The authors provide an ophthalmology perspective on what could happen to our eyes if...

Urban Changes and Rural Struggles for Ophthalmology in China

China is by far the most populated country in the world, with over 1.3 billion inhabitants. It is also the country with the highest number of blind and visually impaired people. As a developing country, half of China’s population lives...

Task shifting for eye care in Eastern Africa

More than eight million people suffer with trichiasis due to trachoma globally, but less than 160,000 receive surgery per year even though “S” is a key aspect of the elimination of blindness due to trachoma as part of the WHO...