Infusion Bag (IMAGE) University of Pittsburgh Caption Bella Linz, 15, of Meadville, Pa., has a rare disease called VLCADD. UPMC and University of Pittsburgh pediatrician-scientists recently discovered the cause of debilitating muscle break down due to the disease and have a lead on treatment, thanks in part to Linz's participation in research. Credit UPMC 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.