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Medical Term:

presystolic murmur


a murmur heard at the end of ventricular diastole (during atrial systole if in sinus rhythm), usually due to obstruction at one of the atrioventricular orifices.

Synonym(s): atriosystolic murmur, late diastolic murmur

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.