^a)The karyotype of patient 2 at diagnosis; ^b)The karyotype of patient 2 after 3 courses of decitabine therapy.

Abbreviations: AML, acute myeloid leukemia; AUL, acute unclassified leukemia; Tx, treatment; NK, Natural killer; MRC, myelodysplasia-related changes; NG, not given; ND, not done; NR, no remission; CR, complete remission; BMT, bone marrow transplantation.