| asteroid hyalosis | Numerous small spherical bodies ("snowball" opacities) in the corpus vitreum, visible ophthalmoscopically; an age change, usually unilateral, and not affecting vision. (05 Mar 2000) |
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| asteroid | Resembling a star. Origin: G. Aster, star, + eidos, resemblance (05 Mar 2000) |
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| asteroid body | An eosinophilic inclusion resembling a star with delicate radiating lines, occurring in a vacuolated area of cytoplasm of a multinucleated giant cell; especially frequent in sarcoidosis, but occurs also in other granulomas, a structure that is characteristic of sporotrichosis when found in the skin or secondary lesions of this mycosis; in tissue, it surrounds the 3-to 5-um in diameter ovoid yeast of Sporothrix schenkii. (05 Mar 2000) |
| punctate hyalosis | A condition marked by minute opacities in the vitreous. (05 Mar 2000) |
| hyalosis | Degenerative changes in the vitreous body. Origin: hyalo-+ G. -osis, condition (05 Mar 2000) |
| asteroid hyalosis |
A condition in which there are asymptomatic opacities in an otherwise normal vitreous, composed of calcium and lipids.
Ãâó: www.cochraneeyes.org/glossary.htm
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| asteroid hyalosis |
Benign condition in which flecks of calcium-rich fats become suspended in the eye's vitreous. The exact cause is unknown, but it may be due to aging collagen in the vitreous or decomposition of hyaluronic acid in the vitreous. Asteroid hyalosis typically is without symptoms, but some people experience blurred vision or floaters.
Ãâó: www.allaboutvision.com/resources/glossary.htm
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| asteroid hyalosis |
Small calcium particles that form in the vitreous and may interfere with vision. More common in the elderly.
Ãâó: www.drburr.homestead.com/files/glossaryofeyeterms2...
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