Breast Sarcoma

**Semantic type:** Neoplastic Process

**Definition:** A malignant mesenchymal neoplasm that arises from the breast. Representative examples include angiosarcoma, liposarcoma, leiomyosarcoma, rhabdomyosarcoma, and extraskeletal osteosarcoma.

**Synonyms:** - Sarcoma of Breast - Sarcoma of the Breast