- High risk (HR): unfavorable cytogenetics; or normal/intermediate cytogenetics with any high-risk characteristic (WBC >50x10e9/l,FAB M0,6,7 or corresponding WHO, secondary AML, Myelodysplastic Syndrome (MDS)-associated AML, hepatosplenomegaly, FLT3 mutation, CR) not achieved with cycle, persistent cytogenetic abnormality at CR), or other/unknown cytogenetics.