After the PET-CT, not all people can not approach, general adults close to no matter, for safety reasons, for pregnant women and children have to pay attention to.PET-CT is a kind of examination method, different from the X-ray radioactive particle scanning, PET-CT is a positronic scanning, the markers used are carbohydrates, with glucose as the main chemical composition. However, for safety reasons, patients who have had PET-CT do not come into contact with pregnant women or children, and after 10 hours of isolation, they can have normal contact when they return to a completely normal condition. So don’t be overly nervous after having PET-CT.