Anti-Smooth Muscle Antibodies by Indirect Fluorescent Antibody (IFA) (RDL)

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Turnaround Time: 7 -14 days
CPT Code:


Test Type: 1 mL Serum
Stability Time:

Storage Instructions: Refrigerate or freeze.

Refrigerated: 14 days

Frozen: 60 days


Use: Smooth muscle antibodies (SMA) are the standard diagnostic marker of autoimmune hepatitis (AH).

Methodology: Indirect fluorescent antibody (IFA)


Collection Details:

Collection Instructions:

Specimen: Serum

Volume: 1 mL

Minimum Volume: 0.3 mL (Note: This volume does not allow for repeat testing.)

Container: Red-top tube or gel-barrier tube

Separate serum from cells within one hour of collection. Transfer to a plastic transport tube before shipping. To avoid delays in turnaround time when requesting multiple tests on frozen samples, please submit separate frozen specimens for each test requested.

Storage Instructions: Refrigerate or freeze.