Presystolic


Also found in: Medical.
Related to Presystolic: presystolic murmur

Pre`sys`tol´ic


a.1.(Physiol.) Preceding the systole or contraction of the heart; as, the presystolic friction sound.
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References in periodicals archive ?
In presystolic time, five-point place on anterior mitral leaflet, one point in junction of anterior mitral leaflet and septum and five-point in left atrium as shown in Figure 1.
A grade 1/6 presystolic rumble was heard along the lower left sternal border and at the apex.