"In a traditional corneal transplant, the central part of the cornea is removed and a donor cornea is sutured in its place. Image courtesy of Dr. Edward Holland, University of Cincinnati.
Ten years after a transplant, a cornea fro"...
Acetylcholine is a naturally occurring neurohormone which mediates nerve impulse transmission at all cholinergic sites involving somatic and autonomic nerves. After release from the nerve ending, acetylcholine is rapidly inactivated by the enzyme acetylcholinesterase by hydrolysis to acetic acid and choline.
Direct application of acetylcholine to the iris will cause rapid miosis of short duration. Topical ocular instillation of acetylcholine to the intact eye causes no discernible response as cholinesterase destroys the molecule more rapidly than it can penetrate the cornea.
Last reviewed on RxList: 11/18/2008
This monograph has been modified to include the generic and brand name in many instances.
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