Polycythemia VeraPruritusPolycythemiaPrimary MyelofibrosisJanus KinasesJanus Kinase 2PyrazolesMyeloproliferative DisordersAntipruriticsPruritus AniThrombocythemia, EssentialSplenomegalyJanus Kinase 1Pruritus VulvaeProtein Kinase InhibitorsThrombocytosisErythropoietinPipobromanErythroid Precursor CellsThrombocytopeniaClinical Trials, Phase III as TopicIntention to Treat AnalysisDrug ApprovalClinical Trials, Phase I as TopicPhlebotomyErythropoiesisReceptors, ErythropoietinClinical Trials, Phase II as TopicSpleenHematocritReceptors, ThrombopoietinEmollientsBloodlettingUremiaVon Hippel-Lindau Tumor Suppressor ProteinTreatment OutcomeDouble-Blind MethodHematopoiesis, ExtramedullaryFollow-Up StudiesGranulocytesHistamine AntagonistsOrgan SizeErythrocyte VolumeSomatostatinomaRussiaHomozygoteThrombosisGPI-Linked ProteinsHydroxyureaMutation, MissenseMutationCholestasis, IntrahepaticDermatitis, AtopicAnalgesia, EpiduralQuality of LifeMucunaAmino Acid SubstitutionIsoantigensDrug EruptionsSkin DiseasesRenal DialysisCyanosisErythroid CellsAnalgesia, ObstetricalPlatelet CountColony-Forming Units AssayCholestasisAnalgesics, OpioidMegakaryocytesParagangliomaErythrocyte IndicesBone MarrowHistamine H1 Antagonists, Non-SedatingLeukocytosisPhototherapyPrurigoErythrocyte CountHeterozygoteBudd-Chiari SyndromeHemoglobinsChronic DiseaseHematopoietic Stem CellsIchthyosisAltitude SicknessNeurodermatitisMorphine