What do the results mean?Your results may show one of the following:Negative: no thyroid antibodies were found. This means your thyroid symptoms are probably not caused by an autoimmune disease.Positive: antibodies to TPO and/or Tg were found. This may mean you have Hashimoto disease. Most people with Hashimoto disease have high levels of one or both of these types of antibodies.Positive: antibodies to TPO and/or TSH receptor were found. This may mean you have Grave's disease.The more thyroid antibodies you have, the more likely it is that you have an autoimmune disorder of the thyroid. If you are diagnosed with Hashimoto disease or Grave's disease, there are medicines you can take to manage your condition.Learn more about laboratory tests, reference ranges, and understanding results.
