Radio-nuclide therapy as the word suggests involves the use of radioactive medicines for the treatment of various diseases. Though nuclear medicine predominantly involves diagnostic procedures like PET and SPECT scans, therapeutic nuclear medicine forms an important constituent of Nuclear Medicine speciality.
PET scans or “Positron emission tomography” is a functional imaging modality, initially introduced for neurological research in the early 1970s. However, currently, this imaging modality forms the back-bone of oncological imaging and is one of the most requested investigations for evaluation of solid cancers.