Thrombocythemia, EssentialPolycythemia VeraThrombocytosisJanus Kinase 2Myeloproliferative DisordersPrimary MyelofibrosisReceptors, ThrombopoietinPlatelet CountThrombopoietinThrombosisCarbazilquinoneMegakaryocytesHydroxyureaPipobromanLeukocytosisMutation, MissenseGranulocytesMutationSplenomegalyThrombopoiesisErythrocyte InclusionsAnemia, RefractoryPolycythemiaBlood PlateletsPancreatic NeoplasmsLeukemia, Myeloid, Chronic, Atypical, BCR-ABL NegativeCoagulantsThrombophiliaAmino Acid SubstitutionNeoplasmsBone MarrowWorld Health OrganizationPregnancy Complications, HematologicHemorrhagePlatelet Aggregation InhibitorsNeoplasms, Cystic, Mucinous, and SerousHemangioma, CavernousGPI-Linked ProteinsThrombocytopeniaRetrospective StudiesQuinazolinesReceptors, CytokineDNA Mutational AnalysisPoint MutationIsoantigens