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cardiopulmonary murmur


Definition: an innocent extracardiac murmur, synchronous with the heart's beat but disappearing when the breath is held, believed due to movement of air in a segment of lung compressed by the contracting heart.

Synonym(s): cardiorespiratory murmur

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.