hemangiosarcoma /he·man·gio·sar·co·ma/ (-sahr-ko´mah) a malignant tumor of vascular origin, formed by proliferation of endothelial tissue lining irregular vascular channels.
hemangiosarcoma.
he·man·gi·o·sar·co·ma (h -m n j - -sär-k m )n. A rare malignant neoplasm characterized by rapidly proliferating anaplastic cells derived from blood vessels and lining blood-filled spaces. |
hemangiosarcoma.
See angiosarcoma.
hemangiosarcoma
a malignant tumor of endothelial cells characterized by extensive metastasis, being cavitatious and bleeding profusely if cut. Occurs in spleen, liver, skin, right atrium and muscle. It can cause severe hemorrhagic anemia by bleeding internally. Common in German shepherd dogs. Called also angiosarcoma.
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Hemangiosarcoma in liver. By permission from Knottenbelt DC, Pascoe RR, Diseases and Disorders of the Horse, Saunders, 2003
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