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Test Code LAB15408B SM ANTIBODIES

Intended Use

Intended for the in vitro semi-quantitative measurement of IgG antibodies directed to Sm in human serum and EDTA-plasma as an aid in the diagnosis of systemic lupus erythematosus (SLE) in conjunction with other laboratory and clinical findings

Methodology

Fluoroenzyme Immunoassay

Specimen Requirements

Preferred: SST

Acceptable Container Type: Red Top-Plain or Purple Top-EDTA

**LT Green/Mint Top-LiHep is NOT acceptable because heparin interferes with the measurement of Sm antibodies.

Please send refrigerated.

Minimum Volume:  0.5 mL

Specimen Stability

Ambient:  <8 hrs

Refrigerated (preferred): 2 weeks

Frozen: >2 weeks

Test Classification and CPT Coding

86235