Important Note
This is a LabCorp test. If you get a request for this test on a Lab Corps form , order all of the following Mayo tests:
Code: RNP
Test Name: RNP Ab, IgG, S
Code: SM
Test Name: Sm Ab, IgG, S
Code: SSAB
Test Name: SSA/SSB
Code: ADNA
Test Name: DNA Double-Stranded Ab, IgG, S