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Perivascular rosettes

Astroblastoma Perivascular rosettes with expanded glial cell processes Nonfibrillar GFAP (S) Cerebrum CNS... [Pg.834]

Ependymoma Hypercellularity ependymal or perivascular rosettes, or both round/oval nuclei cilia and basal bodies GFAP (+) Cerebrum cerebellum spinal cord CNS... [Pg.834]

Astroblastoma is rare. Astroblastic rosettes resemble perivascular pseudo-rosettes of ependymomas, except that the astroblastic processes remain thick the entire distance from cell body to adventitia of the vessel. Foot processes may even thicken near the adventitia. [Pg.840]

Pale yellow, biiefringent, rosette-shaped oxalate crystals are present in arxl sur-roun ng the owivoluted tubules. Birefrir enl, polarizing crystals may also be seen in the adventitia and perivascular spaces blood vessels in the brain. [Pg.319]

See other pages where Perivascular rosettes is mentioned: [Pg.842]    [Pg.844]    [Pg.842]    [Pg.844]    [Pg.843]    [Pg.853]    [Pg.854]   
See also in sourсe #XX -- [ Pg.842 ]



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