After PET-CT examination of tumor, one should pay attention to stay for observation for half an hour and drink more water to promote excretion.
1. Staying for observation: If there are people with poor cardiopulmonary function, they should consider staying for observation for half an hour after the examination, and if there is no problem after half an hour, they can leave; if there is any situation, they should communicate with the doctor immediately.
2. Drink more water: this examination has a certain amount of radiation, you should drink more hot water after the examination to increase urinary excretion and accelerate the discharge of contrast medium.
PET-CT is positron computed tomography imaging, can be examined to understand the anatomical structure of the lesion, pathological nature, function and metabolism, in the early diagnosis of the disease, to determine the treatment program, to determine whether the recurrence and evaluation of the effect of treatment and so on has an important role.