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Test Code SMABS / 15043-Q SMOOTH MUSCLE ANTIBODIES, SERUM

Additional Codes

Software Test Code
Label Text                                SMABS
EPIC LAB10141                                  
Quest Laboratories 15043

Performing Laboratory

Quest Diagnostics

Useful For

Diagnosing of autoimmune liver disease

Method Name

Enzyme Linked Immunosorbent Assay (ELISA)

Reference Values

< 20 Units: Negative

>20 Units: Positive

Antibodies recognizing actin are the main component of smooth muscle antibodies associated with autoimmune liver disease. Actin antibodies are found in approximately 75% of patients with autoimmune hepatitis (AIH) type 1, approximately 65% of patients with autoimmune cholangitis, approximately 30% of patients with primary biliary cirrhosis, and approximately 2% of healthy people.

High values are closely correlated with AIH type 1.

Days and Times Test Performed

Tuesday through Saturday

Report Available

2 Days

Specimen Type

Serum

Preferred Container

Serum Separator Tube (SST)

Preferred Volume

Serum: 0.5 mL (Serum Separator Tube (SST))

Minimum Volume

Serum: 0.25 mL (Serum Separator Tube (SST))

Specimen Collection and Handling

Spin specimen, separate from clot and send refrigerated in a plastic, screw-capped vial.

Specimen Stability Information

Specimen Type: Serum

Frozen: 30 Days

Refrigerated: 14 Days

Room Temp: 14 Days

Add On Capable

Contact Reference Lab – If add-on can never be done, report the test to the Administrative Analyst

Advance Beneficiary Notice Requirements

No ABN Required

CPT Code Information

CPT Code

CPT Description

CPT Disclaimer

83516 Immunoassay for Analyte other than Infectious Agent Antibody or Infectious Antigen, Qualitative or Semiquantitative, Multiple Step Method  

Performing Laboratory Location

Quest Diagnostics

LOINC Code Information

44706-0

Acceptable Alternative Container(s)

Red Top Tube