Clinical Definition of Anti Microsomal Antibody (AMA) thyroid peroxidase (TPO), an enzyme generally found in the thyroid gland, plays an essential role in the production of thyroid hormones. … Antithyroid microsomal antibody is a test tomeasure antithyroid microsomal antibodies in the blood.
What is anti microsomal antibody test?
An antithyroid microsomal antibody test is also called a thyroid peroxidase test. It measures antithyroid microsomal antibodies in your blood. Your body produces these antibodies when cells in your thyroid become damaged. Your thyroid is a gland in your neck that makes hormones.