AML subtype AML, NOS Acute promyelocytic leukemia Acute myelomonocytic leukemia AML with RPN1/EVI1 fusion gene AML with CBFB/MYH11 fusion gene AML with RUNX1/RUNX1T1 fusion gene AML with MLLT3/MLL fusion gene AML with RBM15/MKL1 fusion gene AML with DEK/NUP214 fusion gene AML with minimal differentiation AML without maturation AML with maturation AML with myelodysplasia-related changes Acute erythroid leukemia Acute megakaryoblastic leukemia Therapy-related myeloid neoplasm. The gene discussed is RUNX1; the disease is acute myelomonocytic leukemia M4.