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HelpTest Code NMS1M Necrotizing Myopathy Evaluation, Serum
Additional Codes
| EPIC EAP | Mayo |
| LAB3485 | NMS1 |
Ordering Guidance
Before ordering this test, assess the probability of the patient having immune-mediated necrotizing myopathy by using the Immune-mediated necrotizing myopathy calculator.
Necessary Information
Provide the following information:
-Relevant clinical information
-Ordering provider name, phone number, mailing address, and e-mail address
Specimen Required
Collection Container/Tube:
Preferred: Red top
Acceptable: Serum gel
Submission Container/Tube: Plastic vial
Specimen Volume: 3 mL
Collection Instructions: Centrifuge within 2 hours of collection and aliquot serum into a plastic vial.
Useful For
Evaluating patients with suspected necrotizing autoimmune myopathy
Profile Information
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| NSI1 | Necrotizing Myopathy Interp, S | No | Yes |
| HMGCR | HMG-CoA Reductase Ab, S | Yes | Yes |
| SRPIS | SRP IFA Screen, S | No | Yes |
Method Name
SRPIS, SRPTS: Indirect Immunofluorescence Assay (IFA)
SRPBS: Immunoblot
HMGCR: Chemiluminescent Assay (CIA)
NSI1: Medical Interpretation
Reporting Name
Necrotizing Myopathy Evaluation, SSpecimen Type
SerumSpecimen Minimum Volume
2 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum | Refrigerated (preferred) | 28 days |
| Frozen | 28 days | |
| Ambient | 72 hours |
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | Reject |
Day(s) Performed
Tuesday, Thursday
Report Available
10 to 14 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
86255
82397
86256 (if appropriate)
84182 (if appropriate)
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| NMS1 | Necrotizing Myopathy Evaluation, S | 97561-5 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 607414 | HMG-CoA Reductase Ab, S | 93493-5 |
| 603543 | Necrotizing Myopathy Interp, S | 69048-7 |
| 603540 | SRP IFA Screen, S | 97562-3 |
Reflex Tests
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| SRPBS | SRP Immunoblot, S | No | No |
| SRPTS | SRP IFA Titer, S | No | No |
Forms
If not ordering electronically, complete, print, and send a Neurology Specialty Testing Client Test Request (T732) with the specimen.