MR Perfusion Free Flap (IMAGE) Michigan Medicine - University of Michigan Caption A composite picture from MR perfusion of a free flap demonstrating measurements made within the flap. Credit Michigan Medicine Usage Restrictions Use with credit 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.