Three cases had systolic early click murmur .

3例心底部有 收缩早期 喀喇 音。

Analysis of 82 Cases With Systolic Click

收缩期 喀 喇 音82例分析

The paper reported 82 cases with systolic click prored by phonocardiogram ( PCG ) most of them associated with mitral prolapse proved by echocardiogram .

本文报告经心音图证实的 收缩期 喀喇音82例，经超声心动图证实绝大多数（82%）伴有二尖瓣脱垂。