回复:问题请教: LG got Grave's disease (甲亢)& needs RAI treatme
Nothing serious! (Bush Senior had the same treatment for hyperthyroidism)
I had RAI treatment after I was diagnosed having hyperthyroidism.
I-131 has a half-life of 8 days, which is short.
http://www.epa.gov/radiation/radionuclides/iodine.htm