Diagnostic test
SM (SMITH) ANTIBODY, IGG
About test
What does SM (SMITH) ANTIBODY, IGG measure?
This test measures IgG antibodies against the Smith (Sm) antigen, an autoantibody marker. It may be ordered as part of an autoimmune evaluation when a healthcare professional is assessing conditions that can affect connective tissues and multiple body systems. Results are interpreted alongside symptoms, medical history, examination findings, and other laboratory tests.
This overview is educational. Use the recorded preparation, sample and lab-partner details below for collection guidance, and confirm any missing information before collection.
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Thyrocare
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Preparation and specimen requirements can vary by test and laboratory. Follow the instructions shown for your selected partner and any advice from your healthcare professional.