Will the radioactive particles slowly disappear after implantation

Iodine-125, half-life 60, same bed, same bed, say that taking radiation is a random effect, the standard for implantation clearly says to keep a distance.

There are two types of radiation therapy in nuclear medicine: in vivo and in vitro. It is usually injected with sodium technetium, for example, technetium TC-99m, which has a half-life of about 6 hours. The dose is not large, so isolation is generally not necessary, because after one day, the physical decay of technetium in the body is only 1/16, and after two days, 1/256... It is common to leave the hospital within six hours of an injection. When injecting nevertheless very painful oh, ache, basically be the chemical pharmacological action of sodium of tall technetium acid and muscle, need not be afraid, normal phenomenon. For external exposure, such as chest X-ray ah what, you need to do isolation, shielding protection!

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