Quick Answer: Does Radioactive Iodine Affect Your Immune System?

How successful is radioactive iodine treatment?

The success rate for destroying all remaining thyroid tissue was 76% after one dose and 90% after the second dose.

The most important predictor of a successful treatment with radioactive iodine was a thyroglobulin <10 after the surgery and before the first treatment..

How bad is radioactive iodine?

Thyroid Cancer. Radioactive iodine can kill the cells that make up the thyroid gland and thyroid cancer. If thyroid cancer has spread to other parts of the body, radioactive iodine can attack the disease there, too.

Can I touch things after radioactive iodine?

Your body will slowly eliminate the radioactive iodine through body fluids such as your saliva, sweat and urine. As this happens, things you touch or people that come near you will be exposed to radioactive iodine, which is unsafe.

How will I feel after radioactive iodine?

Most people don’t feel different after treatment. But a few people may have nausea. Within a few days after treatment, the radioactive iodine will leave your body in your urine and saliva. How long it takes will depend on your age and on the dose you received.

What are the long term side effects of radioactive iodine?

Possible long term side effectsLower ability to have children (fertility) … Inflammation of the salivary glands (where spit is made) … Tiredness. … Dry or watery eyes. … Lower levels of blood cells. … Lung problems. … Second cancers.

Can you get cancer from radioactive iodine?

Patients treated with radioactive iodine also have an increased risk of acute lymphocytic leukemia (ALL), stomach cancer, and salivary gland cancer.

How do I clean my house after radioactive iodine treatment?

The iodine-131 will wash out in the laundry….To decrease the spread of radioactivity:If possible, use a separate bathroom.Flush the toilet two times after each use.Men should sit down when urinating.If urine should be spilled/splashed, wash and rinse the affected area three times, using paper towels or tissue.More items…•

Why do you have to be isolated after radioactive iodine?

Your body will give off radiation for some time after you get RAI therapy. Depending on the dose of radioiodine used and where you are being treated, you might need to be in the hospital for a few days after treatment, staying in a special isolation room to prevent others from being exposed to radiation.

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.

Can you die from radioactive iodine?

Radioactive iodine therapy for hyperthyroidism may be associated with an increased risk of death from cancer, according to a longitudinal cohort study published in the July 1 issue of JAMA Internal Medicine.

Which is better radioactive iodine or surgery?

The risk of death due to cancer or other causes was similar for the two treatment groups. Surgery for hyperthyroidism was associated with a lower risk of all-cause and cardiovascular death as compared to radioactive iodine therapy during long-term follow-up, particularly in men.

Do you gain weight after radioactive iodine treatment?

But failure was not associated with other features such as age, sex, smoking. Weight change was analyzed in only 228 patients and 84% gained weight by 1 year after radioactive iodine therapy.

Can your thyroid grow back after radioactive iodine?

If you have thyroid cancer and you are treated with radioactive iodine, it may take from several weeks to many months for your body to get rid of any remaining cancer cells. Your thyroid nodule is unlikely to grow after being treated with radioactive iodine.

How long does radioactive iodine stay in your system?

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.

Why is radioactive iodine dangerous to human health?

Iodine is needed by your thyroid gland to produce thyroid hormones. However, exposure to unnecessarily high levels of nonradioactive and radioactive iodine can damage the thyroid. Damage to the thyroid gland can result in effects in other parts of your body, such as your skin, lung, and reproductive organs.