Any acute myeloid leukemia that has the chromosomal anomaly der12p. (A cytogenetic abnormality involving the rearrangement of two or more other chromosomes with the short arm of chromosome 12 (12p).). The disease is Monarch Disease Ontology term MONDO_0100390 (acute myeloid leukemia, der12p). Also known as: AML, der(12p), AML, der12p.