from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Surgical removal of the vitreous humor from the eyeball.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The surgical removal of some or all of the vitreous humour from the eye.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a surgical procedure that removes the vitreous humor and replace it with saline solution
He is referring to an eye operation called a vitrectomy in which the vitreous fluid is replaced with another solution.
An alternative surgery called a vitrectomy removes the cells and gel substance (vitreous) from inside the eye.
The surgeon who performed the procedure, a vitrectomy and laser retinopexy, would have needed ten years of training to operate inside the eye.
A third technique, vitrectomy, is also done in a hospital.
The patient had a previous surgical vitrectomy that was perfect, except developed chronic retinal edema (CME) that hasn't resolved after 7 injections of medicine and numerous courses of topical eye drops.
The separation of the vitreous from the retina is used to treat a range of back of the eye disorders and is achieved currently via a surgical procedure called a vitrectomy.
Also, the trial showed that patients receiving microplasmin were more likely not to require vitrectomy surgery to resolve their underlying disease.
ThromboGenics has announced that the positive microplasmin phase II trial results, evaluating the product's efficacy and safety in patients who require vitrectomy, have been published in the American Academy of Ophthalmology's Journal, Ophthalmology.
Another option is to remove the central jelly ball of the eye (a vitrectomy operation).
"In the most severe cases where there are other eye issues, the last option we have is to do a vitrectomy," says Chan whose views echo many other professionals who say that the risks of such a procedure outweigh the benefits.
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