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Definition of Hemangioma

Hemangioma: A benign tumor formed by a collection of excess blood vessels. A hemangioma may be visible through the skin as a birthmark, known colloquially as a 'strawberry mark.' Most hemangiomas that occur at birth disappear after a few months or years.

Source: MedTerms™ Medical Dictionary
Last Editorial Review: 3/19/2012

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