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Test Directory

Test Directory Striated Muscle Antibody with Reflex to Titer

Striated Muscle Antibody with Reflex to Titer

Test Summary

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.

Aliases

Specimen Collection

Special Instructions

N/A

Preferred Specimen

0.5 mL serum

Minimum Volume

0.1 mL

Instructions

N/A

Patient Preparation

N/A

Storage

Plastic screw-cap vial

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

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

Limitations

N/A

Other Acceptable Specimens

N/A

Unacceptable Specimens

Gross hemolysis • Grossly lipemic

Order Code

STRMSL

EPIC (Premier) Code

LAB3131

Includes

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

CPT Code

86255

Billing Code

670487

CPT Statement

Methodology

Immunofluorescence 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 the U.S. Food and Drug Administration. The FDA has determined that such clearance or approval is not necessary. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Physician Attestation of Informed Consent

N/A

Testing Laboratory

Quest Diagnostics Nichols Institute
33608 Ortega Highway
San Juan Capistrano CA, 92675

Department

Reference Testing

Reference Range

Negative

Setup Schedule / Expected Turnaround Time

Tuesday - Saturday; Report available: 4 - 6 days