<prompt> Answer this question truthfullyWhat are the laboratory test results for a person with hyperthyroidism?  <response>: <reason> A diagnosis is suspected through blood tests, by measuring the level of thyroid-stimulating hormone TSH in the blood. A low TSH the job of TSH taken over by thyroid-stimulating immunoglobulin TSI that act like TSH indicates increased levels of T4 andor T3 in the blood. Measuring specific antibodies, such as anti-TSH-receptor antibodies in Graves disease, may contribute to the diagnosis. 