Atypical Teratoid/Rhabdoid Tumor-TYR

**Semantic type:** Neoplastic Process

**Definition:** Atypical teratoid/rhabdoid tumor characterized by overexpression of melanosomal genes (TYR, TYRP, MITF, and OTX2).

**Synonyms:** - AT/RT-TYR - ATRT-TYR