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Striated Muscle Ab w Reflx 266

Test Code
STRAMUS


Alias/See Also
STRAMUS


CPT Codes
86255

Includes
If Striated Muscle Antibody Screen is positive, then Striated Muscle Antibody Titer will be performed at an additional charge (CPT code(s): 86256).


Preferred Specimen
0.5 mL serum


Minimum Volume
1


Instructions
Draw one SST and send serum refrigerated


Transport Container
SST


Transport Temperature
R


Specimen Stability
Room temperature: 4 days
Refrigerated: 14 days
Frozen: 30 days


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis • Grossly lipemic


Methodology
Immunofluorescent Assay (IFA)

FDA Status
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.

Setup Schedule
Set up: Tues-Sat; Report available: 4-6 days


Reference Range
Negative


Clinical Significance
Striated Muscle Antibody is more commonly detected in patients over age 60 years with myasthenia gravis than in younger patients. There is a strong correlation between the presence of Striated Muscle Antibody and thymoma in patients with myasthenia gravis.


Performing Laboratory
Quest Diagnostics Nichols Institute-San Juan Capistrano, CA
33608 Ortega Highway
San Juan Capistrano, CA 92675-2042




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.