FAQ

Keratoconjunctivitis sicca (KCS), also called keratitis sicca, xerophthalmia or dry eye syndrome (DES) is an…

A blepharospasm (from Greek: blepharo, eyelid, and spasm, an uncontrolled muscle contraction), is any abnormal contraction or twitch of the eyelid. It…

Lagophthalmos is defined as the inability to close the eyelids completely. Blinking covers the eye with a thin…

Ocular oncology is the branch of medicine dealing with tumors relating to the eye and…

Blepharoptosis is abnormal low-lying upper eyelid margin with the eye in primary gaze. Normally, upper…

A cataract is a clouding of the natural intraocular crystalline lens that focuses the light…

Entropion is a medical condition in which the eyelid (usually the lower lid) folds inward.…

The macula or macula lutea (from Latin macula, "spot" + lutea, "yellow") is an oval-shaped…

Strabismus, also known as squint and heterotropia (and including the two variants cross-eye and walleye),…

Keratoconus is a degenerative disorder of the eye in which structural changes within the cornea cause it to thin and change to…