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Eye Care Knowledge Centre

Good eye health starts with knowledge. Browse our collection of articles covering everything from eye conditions and treatments to eyewear, technology and daily vision care.

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The Vitreous: Everyday Clinical Challenges

Dip Optom FOA(SA), D Optom (Aston), FC Optom(UK), TMOD(PCO), CAS Neuro(NECO), FSLS, FISCLS,PGCOT (Suny) SAOA July 2024 Content Introduction The vitreous body, ominously called “vile jelly” by Shakespeare, has been of therapeutic interest since ancient times Ancient Egyptian surgery Vitreous anatomy Ophthalmoscopically transparent but structure can be observed with slit lamp Substructure of the vitreous […]

September 2026 3 min read
Eye Health

Intense Pulsed Light (IPL) for the Treatment of Meibomian Gland Dysfunction (MGD) and Dry Eye Disease (DED)

The Meibomian glands in the eye lids are responsible for secretion of lipid which protect the lid margins and prevent evaporation of the tear layer. These glands are under neuro-hormonal control (Sullivan et al., 2002) and are…

September 2026 3 min read
Eye Health

The Southern African Guide to Topical Ophthalmic Drugs

With the fortuitous fall of a dart and significant support from my parents, I entered optometry school at the age of 17 years and graduated four years later in 1984. Although the pharmacology and ocular pathology courses taught…

September 2026 3 min read
Technology

Tonometry and Biomechanics of the Cornea in Contact Lens Wear

Research on use of contact lenses as drug delivery systems continues. Disposable lenses are often used to treat corneal injuries. Accurate intraocular pressure (IOP) measurements with lenses in situ will enhance patient care and…

September 2026 3 min read
Contact Lenses

In Contact: Clinical Contact Lens Practice

This book represents some of the knowledge I have managed to gain through many years of clinical contact lens practice. Since my pre-graduate training in the early 1980s the field of contact lens practice has shown tremendous and…

September 2026 3 min read
Eye Health

The Epidemiology of Myopia

Flitcroft DI, 2012 The risk of retinal detachment and macular degeneration increases logarithmically with the increase of acquired myopia The risk begins with as little as 1.00 D of myopia.

September 2026 3 min read
Eye Health

Nutrition and Ocular Health: What Do We Know?

Mechanical support Control of growth and differentiation In the eye, proteins are known to: Support the structure and clarity of the cornea To participate in the variable light refraction of the lens To initiate transduction of…

September 2026 3 min read
Eye Health

The Vitreous: Everyday Clinical Challenges

According to Eber’s papyrus (1400 BC), the Egyptians thought that the inner part of the eye communicated by a canalicular system with the inner ear cavities and the lacrimal cavity

September 2026 3 min read
Contact Lenses

The Pharmacology of Contact Lens Practice

Most ocular medications and solutions contain a unique mixture of active ingredients, preservative, drug delivery system, viscosityincreasing agents, buffers and stabilizers, and a vehicle by which all the ingredients are carried

September 2026 3 min read
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