Heart Murmur Definition
Definition
A heart murmur is an abnormal sound made by turbulent blood flow in the heart. Some adults and many children have incidental heart murmurs that are harmless (benign). At least 30% of children may have an innocent heart murmur at some point during childhood. However, some heart murmurs can signal an underlying heart problem.
Heartbeat: Anatomy of the Heart
© 2009 Nucleus Medical Media, Inc.
