Definitions for "Positron emission tomography scan"
Keywords:  pet, tracer, glucose, radioactive, scan
A type of neurological test that takes pictures of brain function, enabling health care professionals to tell if there is something going on that resembles Alzheimer's disease.
See PET scan.
A diagnostic technique that involves injecting a radioactive agent into the bloodstream. Cancer cells absorb large amounts of the agent. A special camera finds these deposits and turns them into pictures.