Round Cell Sarcoma with EWSR1-PATZ1 Gene Fusion

**Semantic type:** Neoplastic Process

**Definition:** A group of rare round and spindle cell sarcomas characterized by the presence of EWSR1-PATZ1 gene fusion.

**Synonyms:** - EWSR1-PATZ1 Sarcoma - EWSR1::PATZ1 Sarcoma - Round Cell Sarcoma with EWSR1::PATZ1 Gene Fusion