t(10;11)(p12.3;q23.3)

**Semantic type:** Cell or Molecular Dysfunction

**Definition:** A cytogenetic abnormality that refers to the translocation of the short arm (p12.3) of chromosome 10 and the long arm (q23.3) of chromosome 11. It is associated with KMT2A (MLL) fusions and acute myeloid leukemia.