How long does it take for iodine to affect pregnancy?
If the conceptus is more than 8 weeks post conception (and the foetal thyroid may accumulate iodine) and the pregnancy is discovered within 12 hours of iodine administration, giving the mother 60-130 mg of stable potassium iodide (KI) will partially block the foetal thyroid and reduce thyroid dose.
Should I go to the hospital after iodine 131?
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. Do not share any towels, razors, toothbrushes, cups, spoons, forks, or dishes. Do not cook for anyone else.
How long does it take for iodine to leave the body?
It is stopped for 12 hours after iodine labelled hippurates and all 99mTc compounds except labelled red blood cells, -phosphonates, and ±DTPA, and for at least 4 hours after the latter compounds; Occasionally, questions arise about the advisability of becoming pregnant after a nuclear medicine examination or treatment.
How long do you stop breastfeeding for nuclear medicine studies?
Cessation of breast-feeding for at least some period is recommended for most nuclear medicine studies. Breast-feeding is usually stopped for 3 weeks after all 131I and 125I radiopharmaceuticals except labelled hippurate, and after 22Na, 67Ga, and 201T1.
Can I be around my child after radioactive iodine treatment?
RAI therapy does use a radioactive drug, but if the patient follows instructions provided by the doctor, RAI is considered safe for the family of the patient and ultimately for members of the public.
How long is isolation after radioactive iodine?
You are also required to self isolate for 7 days after your radioiodine treatment in order to minimise the risk of contracting COVID-19 whilst there is still a large amount of radioactivity in your body. A small proportion of people with COVID-19 may become very unwell and require admission to hospital.
How long after radioiodine can you get pregnant?
Currently, the American Thyroid Association recommends women to wait at least 6 months to become pregnant after radioactive iodine therapy.
Does radiation treatment affect family members?
Any radiation therapy that is transient, including external beam radiation or brachytherapy that is removed, poses no risk to family members. For these types of therapy, patients are exposed to radiation only during active treatment, and radiation is not carried on the patient's body.
How long does it take for Nuclear Medicine to leave the body?
How long does the injection stay in my system? The nuclear imaging agent is out of your system within 60 hours, but it is always decaying so it becomes minimal in a relatively short period of time.
Can radioactive iodine affect pregnancy?
Radioactive iodine (RAI) is used effectively in the treatment of hyperthyroidism and thyroid cancer, but it is contraindicated during pregnancy. RAI treatment during pregnancy can lead to fetal hypothyroidism, mental retardation and increased malignancy risk in the infant.
Can radioactive iodine affect fertility?
In particular, the ovaries may be particularly sensitive to the radiation from radioactive iodine and this may lead to future problems with fertility. In women, radioactive iodine therapy has been associated with irregular menstrual cycles, earlier menopause, and delayed pregnancy.
Where do you stay after radioactive iodine treatment?
The iodine-131 will wash out in the laundry....To decrease the radiation dose to others:You should sleep in a separate bed. ... Remain in your home for the first four days.Do not hold young children or spend much time near a pregnant woman.Family members should stay about six feet or more from you.More items...•