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radioactive drug

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radioactive drug
NIHspeak Any substance defined as a drug in §201(b)(1) of the Federal Food, Drug & Cosmetic Act that exhibits spontaneous disintegration of unstable nuclei with the emission of nuclear particles or photons [21 CFR 310.3(n)]


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Radioactive injections are sometimes used when the cancer has spread to many places in the bone -- the radioactive drug settles in the bones near the cancer and helps to stop its growth and relieve pain.
A PET-CT scan combines a CT scan - which takes pictures from all around the body and uses a computer to put them together - and a PET scan - which uses a very small amount of an injected radioactive drug to show structures in the body - into one scan.
They create diagnostic images using cameras that detect and map the radioactive drug in a patient's body, and they explain test procedures to patients.
 
 
 
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