Any reason for a high level for thyroid peroxidase antibody other than hypothyroidism?

Yes and no. A positive tpo antibody merely means that you may have hashimoto's disease. The wickham and framingham studies show that people with + abs will eventually get hypothyroid. + abs are also seen in patients with hyperthyroidism due to graves" disease.

Related Questions

Is 4IU/ML Thyroid Peroxidase AB considered abnormally high or cause for concern? Free T3 is 2.4PG/ML, does this mean I have hypothyroidism?

Need more info. All laboratory results need to be interpreted in the clinical context and the doctor who ordered the tests is usually in the best position to do that. Having said that, the most useful test for checking thyroid function is TSH level. The normal ranges may vary by the method used and the level should be checked against the reference range of the lab that did the test. Read more...

Thyroid peroxidase ab results 96 all other levels normal do I have hypothyroidism?

No. Tpo ab's do not diagnose hypothyroidism. Only thyroid function tests (free t4, tsh) can do that. If you don't have hypothyroidism, why are you on levothyroxine? If you do have hypothyroidism and need t4, make sure it's brand name medication as the generics are unreliable. Read more...