AML with CBFB::MYH11 fusion is not specified in both ICD-10 and ICD-O, while ALL with BCR::ABL1 fusion and AML with RUNX1::RUNX1T1 fusion are not specified in ICD-10 but specified in ICD-O, code: 9812/3 and 9896/3, respectively. Here, RUNX1 is linked to acute myeloid leukemia.