心尖部闻及收缩期杂音13例，再次行二尖瓣置换术3例；
Mitral systolic murmur was documented in 13 cases with reoperative valve replacement performed in 3 patients.
可导致舒张中晚期杂音的病症包括：二尖瓣或三尖瓣狭窄；
They arise from either augmented blood flow or a stenosed valve.
杂音表明室中隔破裂或急性心肌梗死引起的二尖瓣闭锁不全。
A systolic murmur may indicate ventricular septal rupture or mitral insufficiency from acute mi.
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