primary vitreous

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pri·mar·y vit·re·ous

the vitreous first formed in the embryo between the optic cup and the lens vesicle, and later vascularized by the hyaloid artery and its branches.
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
Coats' disease and persistent hyperplastic primary vitreous. Role of MR imaging and CT.
The Vitreo-Retinal Manifestations of Persistent Hyperplastic Primary Vitreous (PHPV) and Their Management.
Ocular involvement can be detected in about 20% of PCNSL patients with primary vitreous retinal lymphoma (PVRL), which is generally a high-grade diffuse large B-cell lymphoma, being the most common subtype.

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