Ependymoma
Ependymoma

This low power photomicrograph shows a tumor made of groups of relatively uniform nuclei which in some areas tend to palisade around capillaries.
This is an ependymoma and the palisading about a capillary is known as a pseudo-rosette.
(Description By:Margaret Grunnet, M.D. )
(Image Contrib. by:Margaret Grunnet, M.D. UCHC )