This is an isolated add-on test to further evaluate thyroid function.

TPO Antibody Test: Detects antibodies against thyroid peroxidase, commonly elevated in autoimmune thyroid diseases like Hashimoto’s thyroiditis or Graves’ disease.

Thyroglobulin (TG) Antibody Test: Measures antibodies against thyroglobulin, often used to evaluate autoimmune thyroid conditions and monitor thyroid issues.

TSH/Thyrotropin Receptor Antibody Test (TRAb): Identifies antibodies targeting the TSH receptor, typically associated with Graves’ disease.

Fasting is not required for these labs.

After order completion, a provider will submit your Lab Requisition Form to Labcorp, within 24 (business) hours. You will also be emailed a copy of your LRF to take to your nearest Labcorp with valid photo ID. Your results will be available in your Labcorp Patient Portal as soon as they become available. Please check your spam folder!