CPT/HCPCS
86235x2
Order Code
CH277
Turnaround Time
48-72 hrs
Specimen Requirements
Specimen Source
Serum
Transport Container
(Specimen Container)
(Specimen Container)
Transport Tube
Preferred Specimens
1 mL Serum
Minimum Volume (uL)
0.5 mL
Collection Instructions
(Transport Temperature)
(Transport Temperature)
Room Temperature
Specimen Stability
| Temperature | Period |
|---|---|
| Room temperature | 4 days |
| Refrigerated | 7 days |
| Frozen | 30 days |
Reject Criteria
Gross hemolysis, Grossly lipemic, Grossly icteric
Test Details
Methodology
Immunoassay
Clinical Significance
Smith (Sm)/U1-RNP Antibody is detected in patients with mixed connective tissue disease (having features of systemic lupus erythematosus (SLE), scleroderma, and polymyositis).
Reference Ranges
<1.0 AI Negative
