Can radioactive iodine cause cancer?
While very high doses of radioactive iodine (>400 mCi) have been associated with increasing the risk for cancer, the relatively low doses typically used to treat hyperthyroidism (5-20 mCi) have been thought to result in minimal, if any, increased cancer risk.
What body organ is most likely harmed by exposure to radioactive iodine?
The thyroid gland is susceptible to cancer after being exposed to radioactive iodine because radioactive iodine concentrates in the thyroid gland. genes (one from each parent) are much more sensitive to radiation injury. Disorders, such as connective tissue disorders.
Which organ can have cancerous cells detected by administering radioactive iodine?
The thyroid absorbs almost all iodine that enters a body. Therefore, a type of radiation therapy called radioactive iodine (also called I-131 or RAI) can find and destroy thyroid cells not removed by surgery and those that have spread beyond the thyroid.
What does radioactive iodine do to the body?
Radioactive iodine enters your bloodstream and is taken up by any thyroid- like cells. The radioactivity destroys the cancer cells. The radioactive iodine gives off radiation nearby and destroys the cancer cells over time.
Does radioactive iodine shorten your life?
Quality of life is worse at 6-10 years after radioactive iodine therapy of Graves’ disease compared with treatment with antithyroid drugs or surgery. Quality of life is worse at 6-10 years after radioactive iodine therapy of Graves’ disease compared with treatment with antithyroid drugs or surgery.
How long does radioactive iodine stay in your body?
How long does radioiodine stay in my body? The radioiodine from your treatment will temporarily remain in your body. Most of the radioiodine not taken up by your thyroid gland will be eliminated within the first (2) two days after treatment. Radioiodine leaves your body primarily by your urine.
What are the long term side effects of radioactive iodine?
Longer-term complications include recurrent sialoadenitis associated with xerostomia, mouth pain, dental caries, pulmonary fibrosis, nasolacrimal outflow obstruction, and second primary malignancies. This article summarizes the common complications of RAI and methods to prevent and manage these complications.
How do you feel after taking radioactive iodine?
A swollen or tender neck and feeling flushed
Some people may have a feeling of tightness or swelling in their neck for a few days after treatment. This is more common if you still had a large part of your thyroid gland when you have radioactive iodine treatment. Some people also feel flushed.
How does the body get rid of excess iodine?
Treatment of Iodine Excess
People with excess iodine are advised to use salt that is not fortified with iodine and to reduce their consumption of foods that contain iodine, such as seafood, seaweed, yogurt, and milk.
Can your thyroid start working again after radioactive iodine?
In almost all cases, your thyroid hormone levels will return to normal or below normal after radioactive iodine treatment. This may take 8 to 12 weeks or longer.
How many times can you have radioactive iodine treatment?
You may only need to have this treatment once. But it can be repeated every 3 months if needed, until there is no sign of any thyroid cancer on your scans.
What can you not do after radioactive iodine treatment?
You will be advised to sleep alone for the first few days after your treatment. During this period, you should avoid kissing or sexual intercourse. Also avoid prolonged physical contact with others, particularly children and pregnant women. If you have a baby, be sure to get instructions from your doctor.