granulomatous angiitis of CNS

granulomatous angiitis of CNS

Isolated or primary angiitis of the CNS A condition most common in middle-aged persons, characterized by angiitis–giant cell, lymphocytic, or necrotizing in leptomeningeal, or less often, in parenchymal vessels; diagnosis of GACNS by histologic criteria, ♂:♀ is 2:1; when angiography is used, the ♂:♀ is 1:2
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