Treatment FAQ

how do you feel after radioactive iodine treatment

by Viviane Shields Published 2 years ago Updated 2 years ago
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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. Rarely, people can feel pain in their neck.May 24, 2021

Full Answer

What happens after radioactive iodine treatment?

After having treatment. For a few days after radioactive iodine treatment, you will be slightly radioactive. Every day the doctors will come and take measurements from you to work out how much radiation is left in your body. They will tell you when the radioactivity has dropped to a safe level and you can go home.

What are the side effects of radioactive iodine on men?

Men who need to have repeated treatment with radioactive iodine may have lower sperm counts and lower testosterone levels. This usually gets better with time. Rarely, it means that you may be unable to father a child (be infertile).

Can radioactive iodine treatment cause watery eyes?

Radioactive iodine treatment can affect the lacrimal glands. These are glands in your eyes which make tears. The treatment can affect the production of tears. Some people may develop dry eyes and rarely, some people get watery eyes.

Is radioactive iodine treatment an inpatient or outpatient procedure?

Ana Maria Kausel, MD, is a double board-certified endocrinologist affiliated with Mount Sinai St. Luke's/Mount Sinai West in New York City. If radioactive iodine treatment (RAI) is recommended as part of your treatment for Graves’ disease, hyperthyroidism, or thyroid cancer, you will most likely be given it as an outpatient.

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How long does it take to recover from radioactive iodine treatment?

How Well It Works. 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.

What are the after effects of radioactive iodine treatment?

What are the side effects of radioactive iodine?Neck tenderness and swelling.Nausea.Swollen salivary glands.Loss of taste or taste change.Dry mouth/insufficient salivary production.Dry eyes.Excessive tearing from the eyes.

What are the long term side effects of radioactive iodine?

NCI study finds long-term increased risk of cancer death following common treatment for hyperthyroidism. New study findings show an association between the dose of a common treatment for hyperthyroidism and risk of death from solid cancers.

Does radioactive iodine treatment make you feel sick?

Short-term side effects of RAI treatment may include: Neck tenderness and swelling. Nausea and vomiting. Swelling and tenderness of the salivary glands.

How long do side effects from radioactive iodine last?

You may have short term changes to your taste and smell. This may not start until you get home. It usually gets better within 4 to 8 weeks. It can help to drink plenty of fluids after your treatment.

Do you gain weight after radioactive iodine treatment?

Treatment of hyperthyroidism with RAI or anti-thyroid medications is associated with an increased risk of gaining weight and even developing obesity. This risk is slightly higher with RAI therapy compared to medications.

Does radioactive iodine affect teeth?

High-dose radioiodine treatment can impair the long-term dental health, depending on the intensity of treatment and individual radioiodine uptake within the salivary glands. Patients should be made aware of salivary gland damage before high-dose radioiodine treatment.

What is the most common complication of radioiodine therapy?

The most common adverse reaction to medical therapy was a rash in 8 patients, followed by neutropaenia (neutrophils < 1.0 × 109/L) in 6 patients. LFT derangement was reported in 3 patients taking PTU and 1 patient taking carbimazole.

Exact Answer: After 2 to 3 months

Different serious thyroid infections are treated with Radioiodine. The Radioactive Iodine Treatment uses this Radioiodine to destroy or reduce the thyroid cells to a larger extent and also used to treat few specific diseases related to the thyroid.

How Long After Radioactive Iodine Treatment Will I Feel Better?

People usually feel better and changes may be noted from the fourth to eighth week of treatment but in cases where the infection is severe, it takes much longer than expected time to cure. The time it takes to shows its result, usually varies from person to person and relies on the type of hyperthyroidism caused and few other factors.

Why Does It Take That Long To Feel Better After Radioactive Iodine Treatment?

After the RAI treatment, you will radioactive and this will continue for few days. Other cells of the body also tend to receive this radiation but due to the small amount, it does produce any adverse effects. This treatment can be repeated once in three months until there is no sign of thyroid cancer in the scans.

Conclusion

Normal diet can be resumed after 2 days of RAI treatment. Make a practice to drink more amount of liquid and at least 1 cup of low-iodine liquid once each hour. You should follow this for nearly 3 to 4 days to feel comfortable. In almost all cases, people get recovered and thyroid hormones get back to normal level or slightly below normal.

How long after radioactive iodine treatment can you take thyroid medicine?

Your nurse will tell you when you should start to take them again. Usually, this is 2 to 3 days after your treatment.

How long after iodine treatment can you go home?

After radioactive iodine treatment for thyroid cancer. Having radioactive iodine treatment means you will be radioactive for several days afterwards. You will be able to go home from hospital when the radiation level in your body is at a safe level.

How long after iodine treatment should you follow safety precautions?

You will need to follow safety precautions for a few days after your radioactive iodine treatment. This is to protect others from the radiation. The advice about precautions varies for different people and for different hospitals. Talk to your doctor or specialist nurse.

How long does it take for thyroxine to work?

Usually, this is 2 to 3 days after your treatment. You will need to take thyroxine tablets to replace the hormones that your thyroid gland normally makes. Your doctors will want to keep your thyroid hormones at a slightly higher level than you would normally need.

How to get rid of radiation in your body?

For a few weeks you will need to use your own towel and keep your cutlery and plates away from others until washed. Continue to flush the toilet twice and wash your hands thoroughly after using the toilet.

How to avoid radiation?

If you live or work with other people, you will need to keep a distance from them. Avoid standing or sitting close to them. This stops them from getting radiation from you.

How long does it take for a syringe to get better?

You may have short term changes to your taste and smell. This may not start until you get home. It usually gets better within 4 to 8 weeks. It can help to drink plenty of fluids after your treatment.

How to avoid radiation?

Here are some ways to minimize radiation risks to other people (and pets) after you have had RAI treatment: 1 Stay at least six feet away from other people, including members of the public, family members, and co-workers, for three to 11 days. This means avoiding public transportation, hotels, carpools, and in some cases, your workplace. 2 Sleep apart from adults by at least six feet (a separate bedroom is recommended) and avoid sexual activity. 3 Avoid sleeping in the same bed with a pregnant woman, infant, or child for a period of six to 23 days. According to the Nuclear Regulatory Commission, infants and children should ideally stay outside the home for the recommended period. 1  4 To protect family pets, do not sleep with them for up to 21 days.

How to minimize radiation risks?

Keep Your Distance. Here are some ways to minimize radiation risks to other people (and pets) after you have had RAI treatment: Stay at least six feet away from other people, including members of the public, family members, and co-workers, for three to 11 days. This means avoiding public transportation, hotels, carpools, and in some cases, ...

Does iodine affect thyroid?

Because the radioactive iodine used (known as iodine 131) may expose those around you to the effects of radiation (and theoretically negatively affect their thyroid glands), you will be given guidelines on how to prevent such exposure. Laura Porter / Verywell.

Can you hospitalize after a RAI?

It is not common in the United States to hospitalize patients after RAI, but if you are receiving a particularly high dosage of iodine 131 and have no way to protect children or babies, it may be an option. A Low-Iodine Diet Can Make Radioactive Iodine Treatment More Effective.

How long after iodine is taken to go away?

After the first two days post-administration, 98% of the iodine will be gone and you can begin to ease up on these instructions. However, many providers will recommend that you try to keep it up for the first week post-administration, just to be overly cautious.

How long should you sleep with radioiodine?

You should also make separate sleeping arrangements for the first 48 hours to maintain this distance. Since the radioiodine is administered as a salt, is can pass through the skin barrier with perspiration, so you shouldn't exercise or swim in pools during the first 48 hours.

How long does it take for iodine to be excreted?

Excretion is so rapid that as long as you have reasonable kidney function, 50% of the administered iodine is gone within eight hours. Another 50% of the remaining circulating iodine is excreted during the second eight hours and so on.

What percentage of iodine is fixed in thyroid?

The remaining 1.6% of the iodine at this point is primarily fixed in any residual thyroid tissues and no longer circulating. It's this residual fixed iodine that achieves the therapeutic effect of the treatment. You should first understand that you don't need to place yourself in an isolation room.

How does radioiodine work?

In short, radioiodine is administered as a salt pill or solution. Instead of being normal salt, sodium chloride (NaCl), it is sodium iodide (NaI). Once you swallow the treatment dose, iodine-131 ( 131 I) is rapidly absorbed into the circulation.

How long should you wash your clothes after a radioactive reaction?

Personal clothing, sheets, bedding, washcloths, and towels should be collected and washed separately for the first 48 hours. After washing, run the washing machine through an extra wash cycle to clear out any residual radioiodine before using it for others.

How far away should you be from family during radioiodine?

You should try to keep all family and friends during this period at least one meter (three feet) away and do not have direct physical contact, especially intimate contact, like kissing or hand holding where radioiodine could be passed onto others.

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