Tests

Learn more about blood tests for thyroid disease, and about hyperthyroidism or hypothyroidism.

Home thyroid test kits and direct-to-consumer lab services let you skip the doctor and check your hormone levels yourself. Find out when it make sense and why you still need your M.D.

Besides T3, T4, and TSH, what other thyroid tests should my doctor perform? Your TSH, and even your T3 and T4 tests, don’t always give the full picture.

Better known as Graves’ eye disease, this disease affects up to half of all people living with Graves’ disease.

We've got the answers to your biggest questions about RAI treatment for hyperthyroidism.

Conventional endocrinologists don’t test for reverse T3 (RT3), but it can play an important part in your thyroid function, and can be set off by something as simple as stress.

From surgery and radioactive iodine treatment, to thyroid hormone replacement medication, here's what to expect before, during, and after thyroid cancer.

Wondering what to expect from a thyroid cancer diagnosis? Here's all the tests and tools your doctor may use to diagnose your condition.

A Mayo Clinic endocrinologist talks about thyroid cancer issues like overdiagnosis, and whether active surveillance is a viable treatment.

Your thyroid cancer journey doesn't end after surgery. Here are 10 ways you can stay vigilant in case it comes back.