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Glutamic Acid Decarboxylase (GAD) Antibodies, Serum

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Glutamic Acid Decarboxylase (GAD) Antibodies, Serum

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This test measures antibodies against glutamic acid decarboxylase (GAD), an enzyme found in pancreatic beta cells and nervous tissue. It helps diagnose autoimmune diabetes and related autoimmune conditions.

  • If type 1 diabetes is suspected.
  • During evaluation of autoimmune diabetes in adults or children.
  • When unexplained blood sugar abnormalities occur.
  • During assessment of certain autoimmune neurological disorders.
  • As part of autoimmune marker screening.
  • No fasting is usually required.
  • A blood sample will be collected from a vein.
  • Inform the healthcare provider about diabetes history or autoimmune conditions.
  • Share previous antibody or glucose test results if available.
  • Follow all laboratory instructions before sample collection.
    • Glutamic Acid Decarboxylase (GAD) Antibodies, Serum
    No labs currently offering this test.