Bone Marrow Smear (IMAGE) University of Helsinki Caption This is a bone marrow smear from a patient having acute myeloid leukemia. Credit Caroline Heckman / FIMM Usage Restrictions The image may only be used with appropriate caption and credit. 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.