Antibodies, Antineutrophil CytoplasmicVasculitisWegener GranulomatosisSystemic VasculitisMyeloblastinAnti-Neutrophil Cytoplasmic Antibody-Associated VasculitisChurg-Strauss SyndromePolyarteritis NodosaPeroxidaseVasculitis, Leukocytoclastic, CutaneousMicroscopic PolyangiitisPropylthiouracilFluorescent Antibody Technique, IndirectAutoantibodiesGlomerulonephritisAntibodiesSerine EndopeptidasesAntithyroid AgentsAntibody SpecificityEnzyme-Linked Immunosorbent AssayNeutrophilsColitis, UlcerativeEndocarditis, Subacute BacterialImmunosuppressive AgentsAntibodies, MonoclonalRetinal VasculitisPrednisoloneAntibodies, AntinuclearPurpura, Schoenlein-HenochAutoantigensBiological MarkersArteritisAutoimmune DiseasesNose DiseasesImmunoglobulin GCyclophosphamideEosinophilia-Myalgia SyndromeAntibodies, ViralMethylprednisoloneHemoptysisFluorescent Antibody TechniqueFixativesProctocolectomy, RestorativeMethimazoleAntibodies, BacterialMucocutaneous Lymph Node SyndromeRespiratory BurstGraves DiseaseLupus Erythematosus, SystemicAntibodies, Monoclonal, Murine-DerivedLung DiseasesCrohn DiseaseVasculitis, Central Nervous SystemArthritis, RheumatoidSeverity of Illness IndexAntibody FormationAntibodies, NeutralizingCogan SyndromeRecurrenceTreatment OutcomeSensitivity and SpecificityBiopsyFollow-Up StudiesRemission InductionFormaldehydeCryoglobulinemiaDrug Therapy, CombinationSkin Diseases, VascularAntibodies, FungalCathepsin GImmunoglobulins, IntravenousAntibody AffinityKidneyNeutrophil ActivationLysosomal-Associated Membrane Protein 2Retrospective StudiesAntirheumatic AgentsBehcet SyndromePlasma ExchangeAntibodies, Anti-IdiotypicGlucocorticoidsPredictive Value of TestsEpitopesScleritisBlood SedimentationBinding Sites, AntibodyInflammatory Bowel DiseasesLactoferrinLeukocyte ElastaseOtorhinolaryngologic DiseasesKidney DiseasesHIV AntibodiesDrug ContaminationTumor Necrosis Factor-alphaCholangitis, SclerosingGiant Cell ArteritisAntibodies, NeoplasmAntibodies, ProtozoanCase-Control StudiesCytoplasm