About the Anti-TPO antibody (Anti-Thyroid Peroxidase)
Diagnose Hashimoto thyroiditis and autoimmune thyroid disease.
Sample Required
Blood (venous sample).
Fasting Requirement
No fasting required.
Why is this Test Done?
- Diagnose Hashimoto thyroiditis and autoimmune thyroid disease.
- Predict thyroid dysfunction.
General Reference Range
Negative or < lab cutoff.
What Abnormal Results Mean
Positive anti‑TPO suggests autoimmune thyroiditis; interpret with TSH/FT4.





