MastocytosisMastocytosis, SystemicMastocytosis, CutaneousHistamineUrticaria PigmentosaReceptors, Histamine H1Histamine ReleaseReceptors, Histamine H2Receptors, HistamineHistamine AntagonistsHistamine H1 AntagonistsHistamine AgonistsTryptasesMast CellsReceptors, Histamine H3Proto-Oncogene Proteins c-kitHistamine H2 AntagonistsMethylhistaminesLeukemia, Mast-CellHistamine N-MethyltransferaseAnaphylaxisPyrilamineChymasesBone MarrowCimetidineHistidine DecarboxylaseBone Marrow ExaminationDimapritTrichinella spiralisHistamine H3 AntagonistsHistamine AgentsMastocytomaTrichinellosisChlorpheniramineProstaglandins DBasophilsHydroxyzineInterleukin-9Intestinal Diseases, ParasiticMetiamideDiphenhydramineCromolyn SodiumTrematode InfectionsStem Cell FactorUrticariap-Methoxy-N-methylphenethylamineTrematodaEosinophiliaInterleukin-5 Receptor alpha SubunitArthropod VenomsBiopsyCell DegranulationVulvar Diseases