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For hours, walk-ins and appointments.Synonyms
- Neuromuscular antibodies
Expected Turnaround Time
14 - 21 days
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Specimen Requirements
Specimen
Serum
Volume
4 mL
Minimum Volume
2 mL (Note: This volume does not allow for repeat testing.)
Container
Serum from a gel-barrier tube or red-top tube
Collection
Separate serum from cells within one hour of collection. Transfer to a plastic transport tube before shipping. To avoid delays in turnaround time when requesting multiple tests on frozen samples, please submit separate frozen specimens for each test requested.
Storage Instructions
Refrigerate or freeze.
Stability Requirements
Temperature | Period |
|---|---|
Room temperature | 7 days |
Refrigerated | 14 days |
Frozen | 60 days |
Freeze/thaw cycles | Stable x1 |
Test Details
Use
To evaluate the presence of 4 markers related to autoimmune neuromuscular disorders, Anti-cN-1A Ab for IBM, Anti-HMGCR Ab, Anti-Jo-1 Ab, and Anti-SRP Ab.
See the individual tests for further information on each one.
Limitations
This test was developed and its performance characteristics determined by Labcorp. It has not been cleared or approved by the Food and Drug Administration.
Methodology
Enzyme-linked immunosorbent assay (ELISA) and RIPA gel radiography
LOINC® Map
| Order Code | Order Code Name | Order Loinc | Result Code | Result Code Name | UofM | Result LOINC |
|---|---|---|---|---|---|---|
| 520310 | Neuromuscular Profile | 520062 | Anti-cN-1A (NT5c1A) IBM (RDL) | Units | 96562-4 | |
| 520310 | Neuromuscular Profile | 520058 | Anti-HMGCR Ab (RDL) | Units | 95726-6 | |
| 520310 | Neuromuscular Profile | 520033 | Anti-Jo-1 Ab (RDL) | Units | 11565-9 | |
| 520310 | Neuromuscular Profile | 520040 | Anti-SRP Ab (RDL) | 33921-8 |
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