The patient might be required to remain in the hospital for a few days while the radiation is most active. The treatment may be repeated at a later time. The hormones replace those that are normally produced by the thyroid. This treatment also slows down the growth of any remaining thyroid cancer cells. The doctor may need to do followup tests to determine whether the patient is getting the proper amount of the needed hormones.
Regular followup is very important after treatment for thyroid cancer.
Followup care may include periodic complete physical exams, x-rays, scans , and blood tests.