An ultrasound is a painless procedure that uses sound waves to generate images of the inside of your body. Your doctor will often use an ultrasound to create images of a fetus during pregnancy. 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 ...

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 ...

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 ...

DEAR DR. ROACH: A thyroid ultrasound showed four small nodules on my thyroid. My blood levels are within normal limits. My doctor said I did not need a follow-up. What do you think? -- J.M. ANSWER: ...

AUSTIN, Texas — Use of a commercially available gene-expression classifier (GEC) for indeterminate thyroid nodules results in about one-third fewer patients undergoing surgery and significant cost ...

ORLANDO, Fla. — Steering clinicians toward a cascade approach for thyroid function testing cut unnecessary orders by a monthly average of 15% and concurrent orders by 19% per month, according to ...

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 ...