Whole-Body PET Scan (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption This animation shows a 3-D rendering of a whole-body positron emission tomography (PET) scan identifying the location of a cancerous tumor (abdominal region). The tumor imaging was made possible by fludeoxyglucose, a chemical compound containing a radioactive form of fluorine known as fluorine-18. Credit Jens Maus/Wikimedia Commons Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.