Table of Radioisotopes Used in Medicine

Radioisotopes are used to image the body. They are injected into the patient or ingested, and taken up by internal organs. They are used as part of some substance taken up preferentially by the part of the body to be image. This is a list of isotopes and their uses.

Radioisotopes	Uses
fluorine-18   \[{}^{18}_9 F\]	Bone imaging
Technetium-99m   \[{}^{99}_{43} Tc^m\]	Bone growth Blood circulation in lung, brain and liver Heart and liver function
Iodine-123   \[{}^{123}_{53} I\]	Thyroid Function Kidney function
Xenon-133   \[{}^{133}_{54} Xe\]	Function of lung