Thymus Sarcomatoid Carcinoma

**Semantic type:** Neoplastic Process

**Definition:** A rare, usually aggressive primary thymus carcinoma characterized by the presence of tumor cells morphologically resembling soft tissue sarcoma.

**Synonyms:** - Sarcomatoid Carcinoma of Thymus - Sarcomatoid Carcinoma of the Thymus - Thymic Carcinosarcoma - Thymic Sarcomatoid Carcinoma - Thymic Spindle Cell Carcinoma