Nuclear Medicine

A relatively new medical discipline, nuclear medicine is a subspecialty of radiology that utilizes radioactive pharmaceuticals to diagnose and treat diseases. An important component of nuclear medicine is imaging. Whereas imaging technologies like X-rays pass external radiation through the body to form an image, nuclear medicine imaging relies on the detection of radioactive emissions released by radiopharmaceuticals that have been introduced into the body. What is the ALARA principle? Discuss

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