Test Code LAB1231805 Antibody to Extractable Nuclear Antigen Evaluation, Serum
Performing Laboratory
Mayo Clinic Laboratories in RochesterReporting Name
Ab to Extractable Nuclear Ag Eval,SSpecimen Type
SerumSpecimen Required
Collection Container/Tube:
Preferred: Red top
Acceptable: Serum gel
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Reject Due To
Gross hemolysis | Reject |
Gross lipemia | Reject |
Gross icterus | OK |
Heat-Treated | Reject |
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum | Refrigerated (preferred) | 21 days | |
Frozen | 21 days |
Specimen Minimum Volume
0.35 mL
Special Instructions
Day(s) Performed
Monday through Saturday
Specimen Retention Time
14 daysReport Available
Same day/1 to 2 daysReference Values
SS-A/Ro ANTIBODIES, IgG
<1.0 U (negative)
≥1.0 U (positive)
Reference values apply to all ages.
SS-B/La ANTIBODIES, IgG
<1.0 U (negative)
≥1.0 U (positive)
Reference values apply to all ages.
Sm ANTIBODIES, IgG
<1.0 U (negative)
≥1.0 U (positive)
Reference values apply to all ages.
RNP ANTIBODIES, IgG
<1.0 U (negative)
≥1.0 U (positive)
Reference values apply to all ages.
Scl 70 ANTIBODIES, IgG
<1.0 U (negative)
≥1.0 U (positive)
Reference values apply to all ages.
Jo 1 ANTIBODIES, IgG
<1.0 U (negative)
≥1.0 U (positive)
Reference values apply to all ages.
Useful For
Evaluating patients with clinical features suggestive of antinuclear antibody (ANA) associated connective tissue disease. May also be indicated in patients who test negative for ANA and have features of Sjogren syndrome and idiopathic inflammatory myopathies
Testing Algorithm
For more information see Connective Tissue Disease Cascade.
CPT Code Information
86235 x 6
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
ENAE | Ab to Extractable Nuclear Ag Eval,S | 90228-8 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
JO1 | Jo 1 Ab, IgG, S | 33571-1 |
RNP | RNP Ab, IgG, S | 29958-6 |
SCL70 | Scl 70 Ab, IgG, S | 47322-3 |
SM | Sm Ab, IgG, S | 18323-6 |
SSA | SS-A/Ro Ab, IgG, S | 33610-7 |
SSB | SS-B/La Ab, IgG, S | 33613-1 |
Profile Information
Test ID | Reporting Name | Available Separately | Always Performed |
---|---|---|---|
SSA | SS-A/Ro Ab, IgG, S | Yes | Yes |
SSB | SS-B/La Ab, IgG, S | Yes | Yes |
SM | Sm Ab, IgG, S | Yes | Yes |
RNP | RNP Ab, IgG, S | Yes | Yes |
SCL70 | Scl 70 Ab, IgG, S | Yes | Yes |
JO1 | Jo 1 Ab, IgG, S | Yes | Yes |