Keratoconus is the most common condition of a group of corneal dystrophies that also includes keratoglobus and pellucid marginal degeneration. It is a thinning of the central zone of the cornea with the thinner area bulging forward, resulting in distorted sight that often cannot be adequately corrected by glasses.
Contact lenses provide the freedom of good sight and great peripheral vision without the annoyance of spectacle frames. However some people find contact lens wear uncomfortable, either putting up with constant irritation or quitting contact lens wear altogether. Understanding the more common reasons for dry eye symptoms and the options available will help you manage your comfort. Let’s have a look at the causes, drops and nutrition and alternative contact lens options including Orthokeratology.
Laser Surgery is nearly a household name, but there is an alternative to consider that has been around even longer – Ortho-K or orthokeratology.
A group of Australian optometrists and ophthalmologists specialising in keratoconus management have written a book to allay concerns of keratoconus patients and their families. The book, “A user’s manual for people with Keratoconus. From glasses to corneal grafts and everything in between”, has been written to provide a greater understanding of the condition.
“Lazy Eye” is a term to describe many different vision problems including droopy eyelids, convergence insufficiency and eye-turns. However, the term is mainly used to describe amblyopia, which is reduced sight in one or both eyes, usually due to refractive (prescription) differences and/or eye turns.