- All adults >= 60 years of age with untreated AML or high-risk MDS (10-19% marrow blasts) including those with prior myelodysplasia (MDS)/AML, therapy-related AML, AML with trilineage dysplasia (AML-TLD), and AML with adverse cytogenetics; patients may be enrolled if they received prior treatment with hydroxyurea to control blood counts or demethylating agents specifically for the purpose of treating MDS