How are radioisotopes useful in the medical field? Briefly describe, giving specific examples

Radioisotopes are isotopes of elements that exhibit radioactive properties, meaning they undergo spontaneous nuclear decay, emitting radiation in the form of alpha, beta, or gamma particles. Due to their unique characteristics, radioisotopes have found numerous applications in the medical field, ranging from diagnostic imaging to therapeutic treatments. This essay will explore the various uses of radioisotopes in medicine, with specific examples illustrating their significance.

Diagnostic Imaging:

One of the primary applications of radioisotopes in medicine is diagnostic imaging. By utilizing radioactive tracers, medical professionals can visualize and assess the functioning of various organs and tissues in the body. One such technique is Single-Photon Emission Computed Tomography (SPECT). In SPECT, a ______ _____ ______ ______ _________ _______ ___ __________ ________.
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