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LABORATORY TEST DIRECTORY

Extractable Nuclear Antigen Antibodies (RNP, Smith, SSA 52, SSA 60, and SSB)

CPT Code(s): 86235 x5
Specimen Required: Patient Preparation:
Collect:Serum separator tube.
Specimen Preparation:Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an RDL Standard Transport Tube. (Min: 0.3 mL)
Storage/Transport Temperature:
Stability:After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)
New York DOH Approval Status: This test is New York DOH approved.
Aliases:
  • Anti-ENA Anti-Ribonuclear Protein
  • Anti-RNP
  • Anti-Sm IgG
  • Anti-U1 RNP
  • Antibodies to Extractable Nuclear Antigens
  • Ribonucleoprotein Autoantibodies
  • RNP (Anti-RNP)
  • RNP (U1) (Ribonucleic Protein) (ENA) Antibody, IgG
  • Ro Ab
  • Scl 70 Antibodies
  • Smith (ENA) Antibody, IgG
  • Smith Antigen
  • Smith Autoantibodies
  • SmRNP Autoantibodies
  • SSA (Ro) (ENA) Antibody, IgG
  • Anti-SSA
  • SSA Ro
  • SSB (La) (ENA) Antibody, IgG
  • Anti-SSB
  • SSB LA
  • U1 RNP Ab