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This table provides an overview of various autoantibodies and their associations with different connective tissue diseases, including systemic lupus erythematosus, sjögren syndrome, systemic sclerosis, rheumatoid arthritis, and mixed connective tissue disease.
Typology: Lecture notes
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Table II. Serologic testing in Connective tissue disease Autoantibody Serology Type Connective Tissue Disease Association dsDNA Anti-dsDNA antibody Systemic lupus erythematosus SSA Anti-Ro antibody Systemic lupus erythematosus, SS, myositis SSB Anti-La antibody Sjögren syndrome (~15% in systemic lupus erythematosus) Scl- 70 Anti-DNA topoisomerase 1 Systemic sclerosis CCP Anti-CCP antibody Rheumatoid arthritis RF Rheumatoid factor Rheumatoid arthritis RNP Anti-U1 small nuclear RNP Mixed connective tissue disease Jo-1, EJ, PL7 Anti-tRNA Dermatomyositis/polymyositis/antisynthetase syndrome