smooth muscle IgG

Indications

• useful in distinguishing autoimmune hepatitis from systemic lupus erythematosus

Clinical significance

• may be present in
  • chronic active hepatitis, including autoimmune hepatitis*
  • hepatic cirrhosis
  • infectious mononucleosis

Notes

• distinguish from anti-Sm antibody

More general terms

• smooth muscle Ab in body fluid

More specific terms

• actin smooth muscle IgG in serum
• smooth muscle IgG qualitative
• smooth muscle IgG titer

Additional terms

• immunoglobulin-G (IgG, Cuvitru)