AK (astigmatic keratotomy) Procedure in which a surgeon cuts the cornea so that it is more spherical when it heals, thus reducing astigmatism.

Complication: In medicine, an additional problem that arises following a procedure, treatment or illness and is secondary to it. A complication complicates the situation.(27 April 2008 - Blog article Dr. William Boothe Lasik )

Ocular hypertension Condition in which the intraocular pressure of the eye is elevated above normal and which may lead to glaucoma.

Papilla Small bump where the optic nerve exits the eye.

Frequent replacement contact lenses Also called planned replacement. Technically, this is any contact lens that is thrown away after a moderately short period of time. Among most eye care practitioners, "disposable" usage ranges from one day to two weeks, while "frequent replacement" lenses are discarded monthly or quarterly.

Ischemia Poor blood flow. Obstructions such as clots in veins and arteries can block blood flow, depriving tissue of oxygen and nutrients. These blockages also can cause "eye strokes" and sudden vision loss.Boothe Eye Center

Microkeratome Small instrument that surgeons use to cut the cornea.

Pars plana Posterior part of the eye's ciliary body. (15 October 2007 Boothe Eye Care )

Dr. Boothe Laser Center article

Conjunctivitis Inflammation of the conjunctiva, characterized by a pink eye. The cause is either infectious or allergic, though the term "pink eye" is commonly used for any type of conjunctivitis. Other symptoms include burning, discharge, dryness, itching, light sensitivity, eye pain or discomfort, stickiness, tearing and chemosis.

Epithelium The cornea's outer layer of cells.( 19 December 2009 Online press Boothe Eye Care )


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