hemangioma
Definition
Noun: A hemangioma is a benign (non-cancerous) tumor or growth composed of a mass of blood vessels. It is a type of vascular birthmark that often appears on the skin at birth or shortly after.
Usage
The word "hemangioma" is a medical term used specifically to describe this common type of vascular anomaly. It is typically used in clinical, dermatological, and pediatric contexts.
Examples
- The pediatrician assured the parents that the red mark on the baby's cheek was a harmless hemangioma.
- Most infantile hemangiomas grow during the first year of life and then gradually shrink and fade.
- Surgical removal is rarely necessary for a simple hemangioma.
Advanced Usage
- "Strawberry hemangioma": A common informal term for a raised, bright red hemangioma on the skin, due to its appearance.
- The infant was diagnosed with a strawberry hemangioma on her arm.
- "Cavernous hemangioma": Refers to a hemangioma that involves larger, deeper blood vessels.
- An MRI revealed a cavernous hemangioma in the liver.
Variants and Related Words
- Angioma (noun): A general term for a benign tumor made up of blood vessels or lymph vessels. A hemangioma is a specific type of angioma.
- Hemangiomatosis (noun): A condition characterized by the presence of multiple hemangiomas.
Synonyms
- Vascular birthmark
- Benign vascular tumor
Note: While "birthmark" is a broader term, it is often used synonymously in non-medical contexts when referring to a hemangioma present from infancy.
Noun
-
benign angioma consisting of a mass of blood vessels; some appear as birthmarks
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