t(9;11)(p21.3;q23.3)

**Semantic type:** Cell or Molecular Dysfunction

**Definition:** A cytogenetic abnormality that refers to the translocation of the short arm (p21.3) of chromosome 9 and the long arm (q23.3) of chromosome 11. It is associated with the development of acute myeloid leukemia with the MLLT3-MLL fusion gene transcript.

**Synonyms:** - t(9;11)(p22;q23) - t(9;11)(p22;q23) - t(9;11)(p22;q23) - t(9;11)(q21;q23)