About Positron Emission Tomography and Computed Tomography

Positron emission tomography (PET) is a nuclear medicine technology that determines the metabolic activity of cells in human tissues. Nuclear medicine is a technique that involves the use of a trace quantity of a radioactive chemical. Referred to as a radiopharmaceutical (radionuclide or radioactive tracer), it aids in the inspection of the tissue under investigation.

PET is a technique that combines nuclear medicine and biochemistry. Oncologists often use positron emission tomography to detect and evaluate a patient’s cancer and aid in staging the disease. The stage is a term used to indicate the location of cancer, whether it has spread, and …read more