Actin (Smooth Muscle) Antibody (IgG)
Fasting Required: No

Specimen: Blood

Lab: Quest Diagnostics

Results: 2-4 business days

Note: Result turnaround times are an estimate and are not guaranteed. Our reference lab may need additional time due to weather, holidays, confirmation/repeat testing, or equipment maintenance.

Description: The production of Smooth Muscle Antibodies (SMA) is strongly associated with chronic active autoimmune hepatitis but may also be seen in other forms of liver disease and with other autoimmune disorders such as primary biliary cirrhosis.

Alternate Names: Anti-Smooth Muscle Ab IgG, ASMA IgG, F-Actin Antibody, Smooth Muscle Antibody IgG