Hemangioblastoma

**Semantic type:** Neoplastic Process

**Definition:** A rare, highly vascular tumor that is composed of abundant capillaries and stromal cells. It arises from the central nervous system and infrequently other sites. It is a slow growing tumor with a low risk of metastasis, despite its benign histological features.

**Synonyms:** - Angioblastoma - Angioblastoma - Capillary Hemangioblastoma - Haemangioblastoma