Sm/RNP Antibody Blood Test
Compare labs
| Feature |
Labcorp
|
Quest Diagnostics
|
|---|---|---|
| Price | Coming soon | $21.99 |
| Results in | — | ~5 business days |
| Sample type | — | Blood Serum |
| Require fasting | — | No |
About the test
This test detects the presence of Smith (Sm)/U1-RNP Antibody, which is often found in patients with mixed connective tissue disease. This condition shares characteristics of systemic lupus erythematosus (SLE), scleroderma, and polymyositis, making this test crucial for diagnosis.
Who might consider it:
This test is particularly useful for individuals showing symptoms or having a diagnosis that suggests mixed connective tissue disease, including features of SLE, scleroderma, and polymyositis.
Included biomarkers & Reference ranges
| Biomarker | Reference range |
|---|---|
| Sm/RNP Antibody Measures antibodies to the Sm/RNP complex, autoantibodies linked to mixed connective tissue disease and lupus, used when evaluating a positive ANA. | — |
Reference ranges vary by lab, age, and sex (M/F). Your report shows your exact range. Click any biomarker to see its optimal range and what your results mean.
How it works
- 1. Order online No referral or insurance
- 2. Get a requisition By email in 24–72 hours
- 3. Visit a draw center Bring a matching photo ID
- 4. Get results Securely by email
- These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
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