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 ...

Thyroid blood tests help figure out how well your thyroid gland is working. TSH helps the thyroid gland know when to make ...

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 ...

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 ...

What does your thyroid do? Your thyroid gland influences almost all metabolic processes in your body through the hormones it makes. Your thyroid gland is part of your endocrine system. When your ...

People are being urged to stay vigilant for warning signs of a rare form of cancer that often remains unnoticed for months or ...