Leukemia, Erythroblastic, Acute - 25 Studies Found Active, not recruiting : Busulfan, Fludarabine Phosphate, and Anti-Thymocyte Globulin Followed By Donor Stem Cell Transplant and Azacitidine in Treating Patients With High-Risk Myelodysplastic Syndrome and Older Patients With Acute Myeloid Leukemia : Adult Acute Megakaryoblastic Leukemia Adult Acute Monoblastic Leukemia Procedure: Allogeneic Hematopoietic Stem Cell Transplantation Active, not recruiting : Azacitidine and Gemtuzumab Ozogamicin in Treating Older Patients With Previously Untreated Acute Myeloid Leukemia : Adult Acute Megakaryoblastic Leukemia Adult Acute Monoblastic Leukemia Drug: Azacitidine Given IV or Active, not recruiting : Veliparib and Topotecan With or Without Carboplatin in Treating Patients With Relapsed or Refractory Acute Leukemia, High-Risk Myelodysplasia, or Aggressive Myeloproliferative Disorders : Adult Acute Megakaryoblastic Leukemia Adult Acute Monoblastic Leukemia Drug: Carboplatin Given IV Completed : Tipifarnib and Bortezomib in Treating Patients With Acute Leukemia or Chronic Myelogenous Leukemia in Blast Phase : Adult Acute Basophilic Leukemia Adult Acute Eosinophilic Leukemia Drug: Bortezomib Given IV Completed : Sorafenib in Treating Patients With Refractory or Relapsed Acute Leukemia, Myelodysplastic Syndromes, or Blastic Phase Chronic Myelogenous Leukemia : Adult Acute Basophilic Leukemia Adult Acute Eosinophilic Leukemia