Term: brain hemangiosarcoma
Name: brain
Synonyms: brain structure
Definition: Cavitated compound organ which is comprised of gray and white matter and surrounds the cerebral ventricular system.
Ontology: Anatomy Ontology [ZFA:0000008]

Name: hemangiosarcoma
Synonyms: hemangioendothelioma malignant, angiosarcoma, hemangioendothelioma malignant., Hemangioma malignant
Definition: Malignant neoplasm derived from pluripotential mesenchymal stem cells or endothelial cells of blood vessels. (M-9120/3).
Ontology: MPATH [MPATH:242]