Myositis Specific 11 Antibody Panel
Test code
CPT code(s)*
Clinical significance
Test resources
Details
Includes
Jo-1 Ab, Pl-7 Ab, Pl-12 Ab, EJ Ab, OJ Ab, SRP Ab, Mi-2 Alpha Ab, Mi-2 Beta Ab, MDA5 Ab, TIF1 Gamma Ab, NXP-2 Ab
Methodology
Line Blot
Assay category
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Alternative name(s)
Anti-p155/140,Nuclear matrix protein,Anti-p140 antibody,JDM,Juvenile dermatomyositis,NuRD Complex,TIF 1-gamma antibody,Necrotizing myopathy,Polymyositis,Dermatomyositis,Anti-synthetase syndrome,Paraneoplastic myositis,Autoimmune myopathy,Myopathy,Transfer RNA synthetase antibody,SRP Signal recognition protein AB,CADM140,Amyopathic dermatomyositis
Specimen requirements | |
|---|---|
| Patient preparation | None Specified |
| Preferred specimen(s) | 0.5 mL serum |
| Minimum volume | 0.3 mL |
| Collection instructions | Collect serum in a red-top or SST tube. Separate serum from cells within 4 hours of collection. Transfer to a transport tube and ship by overnight courier. Administration of STRENSIQ may interfere in certain assays and may falsely elevate values. For patients receiving STRENSIQ, consideration should be given to using alternate methods. |
| Transport container | Transport tube |
| Transport temperature | Room temperature |
| Specimen stability | Room temperature: 7 days Refrigerated: 14 days Frozen: 28 days |
Reference Range(s)
| Jo-1 Ab | <11 SI |
| PL-7 Ab | <11 SI |
| PL-12 Ab | <11 SI |
| EJ Ab | <11 SI |
| OJ Ab | <11 SI |
| SRP Ab | <11 SI |
| Mi-2 Alpha Ab | <11 SI |
| Mi-2 Beta Ab | <11 SI |
| MDA5 Ab | <11 SI |
| TIF1 Gamma Ab | <11 SI |
| NXP-2 Ab | <11 SI |
Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.
*The CPT codes provided are based on AMA guidance and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.
This material contains content from LOINC® (http://loinc.org). The LOINC Table, LOINC Table Core are copyright © 1995-2019, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee and is available at no cost under the license at http://loinc.org/license.
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