(asteroid hyalosis) tiny refractile crystals of cholesterol suspended in the vitreous humour of the eye. They usually cause no symptoms.
1. a degenerative condition, formerly known as asteroid hyalitis, in which tiny deposits of calcium are suspended in the vitreous humour. They are more commonly seen in the elderly and usually cause no decrease in vision. 2. see synchysis scintillans.... asteroid hyalosis
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