Eun Lee, MD If your healthcare provider has ordered a T4 test, you may wonder what it is. Thyroxine is another name for T4, ...

Thyroid blood tests are an important part of diagnosing and treating thyroid disease. Based on how high or low the different values are—including key hormones such as TSH and T4—the lab can ...

The Everlywell at-home thyroid test measures thyroid hormone levels and antibodies in a finger-prick blood sample. The testing kit includes everything you need, including a prepaid shipping label.

There is no blood test that can detect thyroid cancer. Still, your doctor may want you to get one to help figure out whether your thyroid gland is working right. To do a biopsy, your doctor uses a ...

Thyroid storm causes an increased heart rate, blood pressure, and body temperature. It may occur in people with hyperthyroidism. It can be life threatening without treatment. Thyroid storm ...

If thyroid cancer is suspected, the following diagnostic tests may be ordered: Blood tests help show if your thyroid is functioning normally. Tests commonly ordered check levels of thyroid-stimulating ...