MastocytosisMastocytosis, SystemicMast CellsMastocytosis, CutaneousUrticaria PigmentosaTryptasesProto-Oncogene Proteins c-kitCell DegranulationLeukemia, Mast-CellChymasesHistamine ReleaseAnaphylaxisReceptors, IgEp-Methoxy-N-methylphenethylamineMastocytomaBone MarrowStem Cell FactorImmunoglobulin ETrichinella spiralisTrichinellosisMethylhistaminesCromolyn SodiumHistamineSerine EndopeptidasesBone Marrow ExaminationInterleukin-9Prostaglandins DMast-Cell SarcomaBasophilsIntestinal Diseases, ParasiticHydroxyzineCell CountNippostrongylusHistamine H1 AntagonistsEosinophiliaTrematode InfectionsBone Marrow CellsTrematodaUrticariaSkinBiopsyPeritoneal CavityStrongylida InfectionsPassive Cutaneous AnaphylaxisCells, Culturedbeta-N-AcetylhexosaminidasesInterleukin-5 Receptor alpha SubunitCarboxypeptidases AArthropod VenomsNematode InfectionsBenzamidesKetotifenMutationCytoplasmic GranulesStrongyloidesVulvar Diseases