inv(3)(q21.3;q26.2)

**Semantic type:** Cell or Molecular Dysfunction

**Definition:** A cytogenetic abnormality that refers to a paracentric inversion involving breakpoints on the long arm of chromosome 3 (q23.1 and q26.2). It is associated with acute myeloid leukemia.

**Synonyms:** - inv(3)(q21.3q26.2) - inv(3)(q21;q26.2) - inv(3)(q21q26.2)