A vascular anomaly due to proliferation of blood or lymphatic vessels that forms a tumor-like mass. Vessels in the angioma may or may not be dilated.

A vascular anomaly due to proliferation of BLOOD VESSELS that forms a tumor-like mass. The common types involve CAPILLARIES and VEINS. It can occur anywhere in the body but is most frequently noticed in the SKIN and SUBCUTANEOUS TISSUE. (from Stedman, 27th ed, 2000)

Synonyms: Histiocytoid Hemangiomas, Intramuscular Hemangiomas, Hemangiomas, Chorioangiomas, Hemangioma, Histiocytoid, Hemangiomas, Intramuscular, Chorioangioma, Chorangiomas, Angioma, Hemangioma, Hemangioma, Intramuscular, Histiocytoid Hemangioma, Hemangiomas, Histiocytoid, Intramuscular Hemangioma, Chorangioma