hemangioblastoma(redirected from hemangioblastomata)
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a benign blood vessel tumor of the cerebellum, spinal cord, or retina, consisting of proliferated blood vessel cells and angioblasts. Those arising in the cerebellum (cerebellar hemangioblastoma) may be cystic and associated with von hippel-lindau disease. Called also angioblastoma.
A benign neoplasm frequently arising in the cerebellum composed of capillary vessel-forming endothelial cells and stromal cells; a slowly growing tumor that affects, primarily, middle-aged individuals; increased incidence in von Hippel-Lindau disease.
hemangioblastoma/he·man·gio·blas·to·ma/ (he-man″je-o-blas-to´mah) a benign blood vessel tumor of the cerebellum, spinal cord, or retina, consisting of proliferated blood vessel cells and angioblasts.
[hēman′jē·ōblastō′mə] pl. hemangioblastomas, hemangioblastomata
Etymology: Gk, haima + angeion, vessel, blastos, germ, oma, tumor
a brain tumor composed of a proliferation of capillaries and of disorganized clusters of capillary cells or angioblasts, usually occurring in the cerebellum.
Hemangioblastoma(1) A tumour of soft tissues, which is of intermediate aggressiveness and thus preferably known as hemangioendothelioma.
(2) A vascularised cerebellar tumour, representing 2% of CNS neoplasms, which occurs in the 3rd–4th decades, either alone or associated with von-Hippel-Lindau syndrome, phaeochromocytoma, syringomyelia or erythrocythemia.
Lindau,Arvid Wilhelm, Swedish pathologist, 1892-1958.
Lindau disease - Synonym(s): von Hippel-Lindau syndrome
Lindau tumor - a benign cerebellar neoplasm. Synonym(s): hemangioblastoma
von Hippel-Lindau syndrome - see under von Hippel