NCT03092674 2025-01-16Azacitidine With or Without Nivolumab or Midostaurin, or Decitabine and Cytarabine Alone in Treating Older Patients With Newly Diagnosed Acute Myeloid Leukemia or High-Risk Myelodysplastic SyndromeNational Cancer Institute (NCI)Phase 2/3 Completed76 enrolled 16 charts