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hemangiopericytoma

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hemangiopericytoma /he·man·gio·peri·cy·to·ma/ (he-man″je-o-per″ĭ-si-to´mah) a tumor composed of spindle cells with a rich vascular network, which apparently arises from pericytes.
he·man·gi·o·per·i·cy·to·ma (h-mng--pr-s-tm)
n.
A rare vascular, usually benign neoplasm composed of round and spindle cells presumably derived from pericytes.

hemangiopericytoma [he-man″je-o-per″ĭ-si-to´-mah]
a tumor composed of spindle cells with a rich vascular network, which apparently arises from pericytes.

hemangiopericytoma
(hēman´jēōper´isītō´m),
n a vascular tumor composed of pericytes.

hemangiopericytoma
a tumor composed of spindle cells with a rich vascular network, which apparently arises from pericytes. See also schwannoma.


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Blood vessels: These include hemangiosarcomas, which most commonly occur in blood vessels of your arms, legs, head and trunk; infantile hemangiopericytomas, which generally occur in blood vessels of the arms, legs, trunk, head and neck of children ages 4 and younger; and Kaposi''s sarcomas, which occur in blood vessel walls, most commonly in people with immune deficiencies such as HIV/AIDS.
Hemangiopericytoma is the most dominant histologic diagnosis noted in TIO.
 
 
 
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