Eric Mellon, MD, PhD (IMAGE) University of Miami Miller School of Medicine Caption “Knowing if it’s true progression, indicative of a poor response to treatment, or pseudoprogression, a favorable response that may look worse due to swelling or tumor necrosis, is essential for clinicians,” said Eric Mellon, MD, PhD, a radiation oncologist and researcher with Sylvester Comprehensive Cancer Center. “That knowledge can guide us in adjusting current treatment in real time.” Credit Photo by Sylvester Usage Restrictions None License Original 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.