After PET-CT examination clothes can be, PET-CT in the process of examination, although the patient took radionuclides, but the radioactive drugs will be eliminated from the body through the urine, there is no effect on the clothes, unless the urine touches a foreign body, even if it touches, the problem is not big, because the radionuclides of the half-life of a very short, just two hours, so the radioactivity will soon disappear. After the patient returns home, he can wash his clothes normally and place them in a ventilated location, and there will be no problem after twenty-four hours. Although PET-CT examination has a certain radiation, but are within the national regulations of the safety range, there is no great impact on the body, patients do not need to be overly panicked.