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 ...

A new study in JNCI Cancer Spectrum finds that exposure to radiation from CT scans is associated with higher risks of developing thyroid cancer and leukemia. Researchers here conducted study from a ...

Jan 25 (Reuters) - The iodide dye used in heart scans and other medical imaging, such as CT scans, may in some cases damage patients' thyroid glands, possibly leading to health problems such as ...

The thyroid is a gland located at the base of the neck. It makes thyroid hormones, which control the way the body uses energy. A thyroid nodule is a solid or fluid-filled lump found within the thyroid ...