vitrectomy
noun
vit·rec·to·my
və-ˈtrek-tə-mē 
plural vitrectomies
: surgical removal of all or part of the vitreous humor
Examples of vitrectomy in a Sentence
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The surgery, called a pars plana vitrectomy with air tamponade, is commonly performed to fix retina tears or detachments by replacing part of the vitreous fluid inside the eye with air, thereby allowing the eye to maintain its shape in your skull after a portion has been removed.
—
Irene Wright, Miami Herald, 21 Jan. 2025
In vitrectomy, the surgeon removes the vitreous, clear gel from the eye and replaces it with a gas or oil bubble to help push the retina back in place.
—William A. Haseltine, Forbes, 30 Nov. 2023
The implantation would occur during a vitrectomy when the natural eye fluid is replaced with a synthetic material.
—Irene Wright, Dallas News, 15 June 2022
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Irene Wright, Miami Herald, 21 Jan. 2025
In vitrectomy, the surgeon removes the vitreous, clear gel from the eye and replaces it with a gas or oil bubble to help push the retina back in place.
—William A. Haseltine, Forbes, 30 Nov. 2023
The implantation would occur during a vitrectomy when the natural eye fluid is replaced with a synthetic material.
—Irene Wright, Dallas News, 15 June 2022
Cite this Entry
“Vitrectomy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vitrectomy. Accessed 3 Jul. 2025.
Copy CitationMedical Definition
vitrectomy
noun
vit·rec·to·my
və-ˈtrek-tə-mē
plural vitrectomies
: surgical removal of all or part of the vitreous body
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