MastocytosisMastocytosis, SystemicMastocytosis, CutaneousUrticaria PigmentosaTryptasesProto-Oncogene Proteins c-kitMast CellsLeukemia, Mast-CellBone MarrowMethylhistaminesChymasesBone Marrow ExaminationAnaphylaxisTrichinella spiralisTrichinellosisMastocytomaBiopsyInterleukin-9Intestinal Diseases, ParasiticHydroxyzineDelayed DiagnosisProstaglandins DSensitivity and SpecificityTrematode InfectionsPrenatal DiagnosisEarly DiagnosisTrematodaStem Cell FactorEosinophiliaInterleukin-5 Receptor alpha SubunitVulvar DiseasesArthropod VenomsMutation