noun (plural hemangiomas or hemangiomata /-ˈōmətə/)Medicine
A benign tumor of blood vessels, often forming a red birthmark.
- Lipomas, hemangiomas, neuromas, and fibromas are benign neoplasms that occur in the neck.
- Cavernous hemangiomas are benign vascular tumors most commonly seen in the head and neck region in childhood.
- Smaller defects may be mistaken for cutaneous lesions such as hemangiomas or dermoid cysts.
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