a type of tomography that, through the use of radioactive tracers, shows the metabolism, as of glucose, in the body, esp. the brain: used in diagnosing abnormalities
Derived forms
PET scanner
PET scanning
Word origin
p(ositron) e(mission) t(omography)
Examples of 'PET scan' in a sentence
PET scan
Isabella looked at him now, then back at the colorized PET scan pictures.