Myelodysplastic SyndromesAnemia, RefractoryAnemia, Refractory, with Excess of BlastsSyndromeLeukemia, Myelomonocytic, ChronicLeukemia, Myeloid, AcuteChromosomes, Human, Pair 5Leukemia, MyeloidAzacitidineAnemia, SideroblasticBone MarrowMyeloproliferative DisordersChromosome AberrationsKaryotypingMonosomyThalidomidePreleukemiaMyelodysplastic-Myeloproliferative DiseasesChromosomes, Human, Pair 7PancytopeniaAnemia, AplasticCytogenetic AnalysisPrognosisBone Marrow CellsAcute DiseaseLeukemiaTreatment OutcomeChromosome DeletionGranulocyte Precursor CellsNeoplasms, Second PrimaryBone Marrow DiseasesHematopoietic Stem Cell TransplantationIron OverloadTrisomyBipolar DisorderAntimetabolites, AntineoplasticCytogeneticsErythrocyte TransfusionHematologic AgentsHematopoietic Stem CellsTransplantation, HomologousChelation TherapySurvival AnalysisMutationErythropoietinAntigens, CD34Blood TransfusionDown SyndromeMental DisordersMetabolic Syndrome XRemission InductionCytarabineTransplantation ConditioningBlast CrisisThrombocytopeniaBone Marrow ExaminationHematopoiesisAnxiety DisordersHematologic DiseasesMood DisordersBlood Cell CountDisease ProgressionSurvival RateIn Situ Hybridization, FluorescenceVidarabineChromosome DisordersSweet SyndromeAnemia, MacrocyticGranulocyte Colony-Stimulating FactorRetrospective StudiesChromosomes, Human, Pair 8Risk FactorsAntineoplastic AgentsAnemiaCore Binding Factor Alpha 2 SubunitHaploinsufficiencyTranslocation, GeneticErythroid Precursor CellsKaryotypePrimary MyelofibrosisChromosomes, Human, Pair 20Hematologic NeoplasmsFlow CytometryIron Chelating AgentsHematinicsLeukemia, Myelomonocytic, AcuteRecurrenceErythroid CellsBone Marrow TransplantationDNA Mutational AnalysisImmunophenotypingFatal OutcomeHemoglobinuria, ParoxysmalErythroblastsDNA Modification MethylasesAntilymphocyte SerumDiagnostic and Statistical Manual of Mental DisordersBusulfanIsochromosomesHLA-DR Serological Subtypes