Dear Dr. Roach: I'm set to have a CT scan of my lungs with iodine dye. I have hypothyroidism and am on 25 mg of levothyroxine. Should I take the medicine the day of the test? Or should I have the CT ...

Hyperthyroidism is a health condition resulting from the overactivity of the thyroid gland. It can be diagnosed by a presenting history and a physical examination, in addition to several tests to ...

During a live event, Lori Wirth, MD, discussed next steps for treating a patient with progressive, radioactive ...

The thyroid gland produces two thyroid hormones, triiodothyronine (T3) and thyroxine (T4), and releases them as needed by the body. The hypothalamus and the pituitary gland help control the thyroid ...

The size of a thyroid nodule does not appear to affect gene expression classifier (GEC) test performance, a new study suggests. GEC, or molecular, testing is a relatively new technology introduced to ...

blood test for thyroid disorder Despite the benefits of using immunoassays in clinical laboratories, various types of interference can lead to inaccurate results that cloud clinical decision-making.

As many as one-third of doctors may be sending patients for a thyroid ultrasound for reasons not supported by guidelines, a new study finds. The use of ultrasound to detect thyroid cancer has led to a ...

DEAR DR. ROACH: I'm set to have a CT scan of my lungs with iodine dye. I have hypothyroidism and am on 25 mg of levothyroxine. Should I take the medicine the day of the test? Or should I have the CT ...

Dear Dr. Roach • I’m set to have a CT scan of my lungs with iodine dye. I have hypothyroidism and am on 25 mg of levothyroxine. Should I take the medicine the day of the test? Or should I have the CT ...