opening snap


snap

 [snap] a short, sharp sound.opening snap a short, sharp, high-pitched click occurring in early diastole and caused by opening of the mitral cusps, a characteristic sound in mitral stenosis.

o·pen·ing snap

a sharp, high-pitched click in early diastole, usually best heard between the cardiac apex and the lower left sternal border, related to opening of the abnormal valve in cases of mitral stenosis.

o·pen·ing snap

(ō'pĕn-ing snap) A sharp, high-pitched click in early diastole, usually best heard between the cardiac apex and the lower left sternal border, related to opening of the abnormal valve in cases of mitral stenosis.