Skin DiseasesNeurologic ManifestationsMouth DiseasesLupus Erythematosus, SystemicSyndromeEye DiseasesEye ManifestationsLupus Vasculitis, Central Nervous SystemOtorhinolaryngologic DiseasesOral UlcerFatal OutcomeSkin ManifestationsTomography, X-Ray ComputedRetrospective StudiesBehcet SyndromeNervous System DiseasesMagnetic Resonance ImagingPhenotypeSkin Diseases, VascularSarcoidosisPedigreeBiopsySeverity of Illness IndexAutoantibodiesMutationAntibodies, AntinuclearAntiphospholipid SyndromeVasculitisAutoimmune DiseasesTreatment OutcomeRheumatic DiseasesRisk FactorsBrain DiseasesTime FactorsParaneoplastic SyndromesErythema NodosumDisease Models, AnimalArthritisCryoglobulinemiaPrevalenceAge of OnsetSjogren's SyndromeRheumatoid NoduleInfant, NewbornSkinAbnormalities, MultipleMarfan SyndromeErythemaGaucher DiseaseGastrointestinal DiseasesFollow-Up StudiesRare DiseasesPigmentation DisordersBrainGenotypeSplenomegalyLung DiseasesArthritis, InfectiousLupus Erythematosus, DiscoidAntibodies, AnticardiolipinPyoderma GangrenosumPolyarteritis NodosaLymphatic DiseasesWegener GranulomatosisAcute DiseaseOrbital DiseasesChronic DiseaseCentral Nervous System DiseasesProspective StudiesMuscular DiseasesPrognosisNeurofibromatosis 1Scleroderma, SystemicCase-Control StudiesParesthesiaLung Diseases, InterstitialFacial DermatosesFabry DiseaseDisease ProgressionImmunoglobulin GImmunosuppressive AgentsPericarditisIndiaPolymerase Chain ReactionChoreaSeizuresRadiography, ThoracicTuberous SclerosisPhotosensitivity DisordersVasculitis, Leukocytoclastic, CutaneousGenetic Predisposition to DiseaseStomatitis, AphthousConnective Tissue DiseasesRecurrenceUveitisFacial ParalysisCranial Nerve DiseasesAdrenal Cortex HormonesDrug EruptionsIncidence