If you are experiencing symptoms like fatigue, weight changes, or hair loss despite a normal TPO result, your doctor may look for non-autoimmune causes or monitor your levels over time.
A level of 9 IU/mL falls well within this range, suggesting that your immune system is not currently attacking your thyroid gland. Why Is the TPO Test Done? thyroid peroxidase level 9
Most labs define a normal TPO result as anything between 0 and 34 IU/mL . If you are experiencing symptoms like fatigue, weight
Are you experiencing any that led to this test, or are you also looking for info on TSH levels ? Most labs define a normal TPO result as
An autoimmune cause of hyperthyroidism (overactive thyroid). Next Steps and Considerations
The Thyroid Peroxidase antibody test measures the amount of antibodies your immune system produces against an enzyme (TPO) found in the thyroid gland.
While a level of 9 is normal, it should be interpreted alongside other thyroid markers: