anti-ribonucleaprotein (RNP)

Etiology

• systemic lupus erythematosus (46%)
  • discoid lupus
• scleroderma
• rheumatoid arthritis
• Sjogren's syndrome
• mixed connective tissue disease (high titer)

Laboratory

• RNP Ab in serum

More general terms

• autoantibody

More specific terms

• anti-Sm; anti-Smith Ab
• anti-U1 RNP; anti-U1 ribonucleoprotein

Additional terms

• ribonucleoprotein
• RNP Ab in serum