t(2;22)(q33;q12)

**Semantic type:** Cell or Molecular Dysfunction

**Definition:** A chromosomal translocation involving the CREB1 gene on chromosome 2q33 and the EWSR1 gene on chromosome 22q12.

**Synonyms:** - t(2;22)(q33;q12) (Ewing sarcoma) - t(2;22)(q33;q12) (Ewing sarcoma, Clear cell sarcoma)