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HelpTest 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
Performing Lab
SPH
Specimen Requirements
Specimen Type:
Preferred: Serum - Gold-Top SST
Acceptable: Serum - Red Top-Plain or Plasma - Purple Top-EDTA
Specimen Minimum Volume: 0.5 mL
**LT Green/Mint Top-LiHep is NOT acceptable because heparin interferes with the measurement of SM antibodies.
Specimen Stability
Ambient: <8 hrs
Refrigerated (preferred): 2 weeks
Frozen: >2 weeks
Day(s) Tests Setup
Monday through Friday
Test Classification and CPT Coding
86235