RNP and SMITH Antibodies 
Mnemonic RNP SM
CPT 86235 x2
Test Code 3527290
Synonyms Anti-Extractable Nuclear Antigens, Ribonucleic Protein, ENA, Anti RNP, Anti ENA, Anti Sm, Anti Smith
Test Includes  
Specimen Serum
Volume 1.0 mL
Container SST
Special Instructions  
Specimen Prep Centrifuge* For Red Top only, transfer serum to Plastic Transport Tube.
Storage Refrigerate
Transport Temp Room Temperature
Stability Rm Temp  
Stability Refrig 7 days
Stability Frozen 1 month
Methodology Multiplex Flow Immunoassay
Rejection Criteria   
Reference Value Negative: 0.0-0.9 AI (Antibody Index) 
Performed/TAT Monday - Friday