LeukocytosisMyeloproliferative DisordersPolycythemia VeraJanus Kinase 2Thrombocythemia, EssentialPrimary MyelofibrosisThrombocytosisLeukemoid ReactionSplenomegalyLeukocyte CountLeukemia, Myelomonocytic, ChronicReceptors, ThrombopoietinMyelodysplastic-Myeloproliferative DiseasesLeukemia, Myelomonocytic, JuvenileLeukemia, Neutrophilic, ChronicLeukemia, Myeloid, Chronic, Atypical, BCR-ABL NegativeLeukemia, Myelogenous, Chronic, BCR-ABL PositiveBone MarrowBone Marrow NeoplasmsHematopoiesis, ExtramedullaryParaneoplastic SyndromesHematopoietic Stem CellsLeukemia, MyeloidMyelodysplastic SyndromesMutationFusion Proteins, bcr-ablHypercalcemiaGranulocytesPlatelet CountLeukemia, Myeloid, AcuteSarcoma Viruses, MurineBone Marrow CellsBlood Cell CountHematopoiesisHypereosinophilic SyndromeMegakaryocytesReceptor, Fibroblast Growth Factor, Type 1Granulocyte Colony-Stimulating FactorGenes, ablMoloney murine sarcoma virusLymphocytosisLeukocytesSTAT5 Transcription FactorOncogene Proteins, FusionAnemia, RefractoryMyelopoiesisEosinophiliaLeukemia, Megakaryoblastic, AcutePhiladelphia ChromosomeFatal OutcomeThrombopoietinBlast CrisisRetrospective StudiesNeutrophilsSpleenProto-Oncogene Proteins c-cblPolycythemiaAnemia, MyelophthisicMutation, MissenseThrombocytopeniaSelectinsDisease Models, AnimalDown SyndromeTranslocation, GeneticBudd-Chiari SyndromeDiverticulitis, ColonicPrognosisJanus KinasesColony-Stimulating FactorsHematologic NeoplasmsBordetella pertussisBlood CellsKaryotypingHydroxyureaThrombosisHepatomegalyChromosomes, Human, Pair 8FeverCell Transformation, NeoplasticSweet SyndromeProto-Oncogene Proteins c-bcrChromosomes, Human, Pair 20MastocytosisOxidesBenzamidesMyeloid Progenitor Cells