During a cornea transplant, an eye surgeon removes a portion of your cornea and replaces it with a new section of cornea from a donor.
The procedure is also called a corneal transplant or a keratoplasty. About 40,000 cornea transplants are performed in the U.S. every year.
You may need a cornea transplant if your cornea no longer lets light enter your eye properly because of scarring or disease.
Many people who have intraocular pressures consistently
above 27 mm Hg develop optic nerve damage unless the pressure is lowered by
Some people have intraocular pressures consistently
higher than 21 mm Hg but do not develop optic nerve damage. This condition is
called ocular hypertension.
Some people who have optic nerve damage from glaucoma have
normal intraocular pressures. This condition is called normal or low-tension
glaucoma. But what is normal for one person may not be normal for another
Doctors also measure the thickness of the
clear front surface of the eye (cornea). Cornea
thickness, along with pressure inside the eye, helps determine your risk for glaucoma.
Primary Medical Reviewer
Kathleen Romito, MD - Family Medicine
Specialist Medical Reviewer
Christopher J. Rudnisky - Ophthalmology
May 5, 2010
WebMD Medical Reference from Healthwise
May 05, 2010
This information is not intended to replace the advice of a doctor.
Healthwise disclaims any liability for the decisions you make based on this