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Article: Heart Murmurs
- Article from:
- Gale Encyclopedia of Children's Health: Infancy throughAdolescence
- Author:
CopyrightCOPYRIGHT 2006 Thomson Gale. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Heart murmurs
Definition
A heart murmur is an abnormal swishing or whooshing sound made by blood moving through the heart, heart valves, or blood vessels near the heart during the heartbeat cycle. It is heard through a stethoscope by a physician.
Description
When the heart beats, normally it makes two sounds, "lubb" when the valves between the atria and ventricles close, and "dupp" or "dub" when the valves between the ventricles and the major arteries close. A heart murmur is a series of vibratory sounds made by turbulent blood flow through the heart. The sounds are longer than normal heart sounds and can be heard between the normal sounds of the heartbeat.
Heart murmurs can be ...
Related newspaper, magazine, and journal articles:
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Innocent heart murmurs of childhood.(Causes and ...
Clinical Reference Systems;
January 1, 2006 ;
700+ words
... ... in childhood. Most adults don't have heart murmurs, but many children do. Innocent heart murmurs are also called functional, normal, vibratory ... away, the murmur goes away too. Innocent heart murmurs cause no problems, and most disappear for ...
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