STR - Overview: Striational (Striated Muscle) Antibodies, Serum

Test Catalog

Test Name

Test ID: STR    
Striational (Striated Muscle) Antibodies, Serum

Useful For Suggests clinical disorders or settings where the test may be helpful

As a serological aid in the diagnosis of thymoma, especially in patients with onset of myasthenia gravis (MG) younger than 45 years


As a screening test for MG in older patients, especially when tests for muscle acetylcholine receptor (AChR) antibodies are negative


Serial measurements are useful in monitoring the efficacy of immunosuppressant treatment in patients with MG


Serial measurements are useful after treatment of thymoma


Serial measurements in recipients of D-penicillamine or bone marrow allografts may be useful in monitoring autoimmune complications and graft-versus-host disease, respectively

Testing Algorithm Delineates situations when tests are added to the initial order. This includes reflex and additional tests.

See Paraneoplastic Evaluation Algorithm in Special Instructions

Special Instructions and Forms Library of PDFs including pertinent information and consent forms, specimen collection and preparation information, test algorithms, and other information pertinent to test

Method Name A short description of the method used to perform the test

Enzyme Immunoassay (EIA)

NY State Approved Indicates the status of NY State approval and if the test is orderable for NY State clients.


Reporting Name A shorter/abbreviated version of the Published Name for a test; an abbreviated test name

Striational (Striated Muscle) Ab, S

Aliases Lists additional common names for a test, as an aid in searching

Anti-Skeletal Muscle Antibodies
Anti-Striated Antibody
Muscle (Skeletal) Antibodies
Myasthenia Gravis Antibodies
Myoid Antibody
Skeletal Muscle Antibodies
Striational (Striated Muscle) Antibodies