Myeloproliferative DisordersMyelodysplastic SyndromesJanus Kinase 2Anemia, RefractoryMyelodysplastic-Myeloproliferative DiseasesPrimary MyelofibrosisAnemia, Refractory, with Excess of BlastsLeukemia, Myelomonocytic, ChronicPolycythemia VeraThrombocythemia, EssentialSyndromeLeukemia, Myeloid, AcuteReceptors, ThrombopoietinBone Marrow NeoplasmsLeukemia, MyeloidBone MarrowChromosomes, Human, Pair 5Anemia, SideroblasticThrombocytosisAzacitidineLeukemia, Myeloid, Chronic, Atypical, BCR-ABL NegativeMutationKaryotypingChromosome AberrationsLeukemia, Myelomonocytic, JuvenileMonosomyPreleukemiaThalidomidePrognosisLeukemiaHematopoietic Stem CellsChromosomes, Human, Pair 7Bone Marrow DiseasesHematologic NeoplasmsPancytopeniaAnemia, AplasticBone Marrow CellsBlast CrisisTreatment OutcomeCytogenetic AnalysisProto-Oncogene Proteins c-cblLeukemia, Myelogenous, Chronic, BCR-ABL PositiveAcute DiseaseChromosome DeletionSplenomegalyNeoplasms, Second PrimaryGranulocyte Precursor CellsHematologyMyeloid Progenitor CellsDNA Mutational AnalysisDisease ProgressionHematopoietic Stem Cell TransplantationMegakaryocytesTrisomyCytogeneticsAntimetabolites, AntineoplasticIron OverloadPhiladelphia ChromosomeDown SyndromeCell Transformation, NeoplasticErythrocyte TransfusionAntigens, CD34Megakaryocyte-Erythroid Progenitor CellsHematopoiesisHematologic AgentsErythropoietinAntineoplastic AgentsSurvival AnalysisTransplantation, HomologousChromosomes, Human, Pair 8Bone Marrow ExaminationChelation TherapyBlood Cell CountJanus KinasesTranslocation, GeneticCytarabineBlood TransfusionThrombocytopeniaIn Situ Hybridization, FluorescenceHematologic DiseasesMutation, MissenseCore Binding Factor Alpha 2 SubunitChromosomes, Human, Pair 20Survival RateMegakaryocyte Progenitor CellsRemission InductionMetabolic Syndrome XSTAT5 Transcription FactorErythroid Precursor CellsTransplantation ConditioningRetrospective StudiesGranulocyte Colony-Stimulating FactorBone Marrow TransplantationPoint MutationVidarabineChromosome DisordersSweet SyndromeAnemia, MacrocyticFlow CytometryErythroid Cells