Any acute myeloid leukemia that has the chromosomal anomaly t(9;11)(p21.3;q23.3). (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.)