Cardiac Myxofibrosarcoma

**Semantic type:** Neoplastic Process

**Definition:** A low-grade sarcoma that arises from the heart. It is composed of spindle or rounded cells in a myxoid stroma. The most common location is the left atrium.

**Synonyms:** - Cardiac Myxoid Malignant Fibrous Histiocytoma - Heart Myxofibrosarcoma - Heart Myxoid Malignant Fibrous Histiocytoma