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在每个心动周期内,当在心前区听到三个心音接连出现,其后继以短暂的间歇时,叫做三音心律。三音心律可由第一音分裂、第二音分裂、第三心音、二尖瓣开放拍击音及奔马律所形成。奔马律是三音心律中最复杂的一种,系由两个正常心音及一个增强的额外心音或叫奔马音所构成。这三个心音连袂发生,继以短的间歇,声似马奔,故称为奔马律。心脏病(例如心肌炎,心力衰竭)患者,当心肌病
During each cardiac cycle, when three heart sounds are heard in the precordial area one after another, followed by a brief interval, they are called the three-tone heart rhythm. Three tone heart rhythm can be the first sound split, the second sound split, the third heart sound, mitral valve opening flapping sound and gallop formed. The galloping horse is one of the most complex of the three-tone heart rhythms, consisting of two normal heart sounds and an enhanced extra heart sound or the sound of running horses. The three heart sounds side by side, followed by a short interval, sounds like a horse ran, it is called galloping horse. Heart disease (such as myocarditis, heart failure) in patients with cardiomyopathy