Connective Tissue DiseasesMixed Connective Tissue DiseaseConnective TissueConnective Tissue Growth FactorScleroderma, SystemicAntibodies, AntinuclearConnective Tissue CellsCollagen DiseasesRaynaud DiseaseLupus Erythematosus, SystemicAutoantibodiesSkin and Connective Tissue DiseasesSjogren's SyndromeLung Diseases, InterstitialsnRNP Core ProteinsDermatomyositisCREST SyndromeHypertension, PulmonaryRheumatic DiseasesBreast ImplantsArthritis, RheumatoidMyositisRibonucleoprotein, U1 Small NuclearAutoantigensPolymyositisScleroderma, LocalizedPolyarteritis NodosaAutoimmune DiseasesMucinosesMarfan SyndromeRibonucleoproteins, Small NuclearVasculitisRibonucleoproteinsSiliconesNailsImmediate-Early ProteinsPulmonary FibrosisIdiopathic Interstitial PneumoniasCollagenPrednisoloneIntercellular Signaling Peptides and ProteinsMicroscopic AngioscopyFibroblastsSkinToesSurgery, PlasticArthritisWegener GranulomatosisFluorescent Antibody TechniqueEnzyme-Linked Immunosorbent AssayRNA, Small CytoplasmicPericardial EffusionRheumatoid NoduleHydroxychloroquineCranial Nerve DiseasesCounterimmunoelectrophoresisRheumatoid FactorImmunoglobulin GMicroscopic PolyangiitisNeoplasms, Connective TissueCryptogenic Organizing PneumoniaFingersEsophageal Motility DisordersFatal OutcomeScleritisBiological MarkersTendonsAntibody SpecificityHLA-DR4 AntigenNucleoproteinsAntigens, NuclearPseudoxanthoma ElasticumEhlers-Danlos SyndromeSkin DiseasesRespiratory Function TestsFibrosisImmunoblottingBehcet SyndromeImmunosuppressive AgentsCardiac TamponadeMethylprednisoloneRetrospective StudiesNephroblastoma Overexpressed ProteinExtracellular MatrixFluorescent Antibody Technique, Indirect