Good Prognosis (IMAGE) University of California - Los Angeles Caption This brain scan shows the wavy borders of a dying tumor in white at right. Dying cells leak fluid, causing swelling and water movement linked to a good response to Avastin therapy. Credit UCLA/Pope lab 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.