Definition of Heart murmur
Heart murmur: An extra abnormal heart sound usually detected while listening to the heartbeat with a stethoscope. Heart murmurs may be harmless or may signal a problem, such as an abnormality of the heart valves or a congenital (present at birth) heart disease.
Source: MedTerms™ Medical Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=97613
Last Editorial Review: 2/11/2009
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