高血压患者有较高心律失常的发生率，房性心律失常可能与左房扩大或心房纤维化有关。
Hypertensive patients have a higher incidence of atrial arrhythmia which might be related to atrial enlargement or fibrosis.
结论正常人中老年组较青年组左房扩大，心房内压力和储存功能增加，心房内血流速度及被动排空功能下降。
Conclusions in normal people, with the increase of age, left atrium size, pressure and reserve function increase, and the passive empty function is reduced in aged people.
左房扩大、左室肥厚性重塑与孤立性房颤的关系不如与高血压房颤密切，孤立性房颤发生的危险因子不同于高血压房颤。
Lone atrial fibrillation has a weaker relation to left atrium enlargement and left ventricular hypertrophic remodeling than atrial fibrillation does in hypertensive patients.
分流量大者可出现左室容量负荷过重，左房、左室扩大。
High level shunt may lead to over-load volume, subsequently the expansion of left ventricle.
分流量大者可出现左室容量负荷过重，左房、左室扩大。
High level shunt may lead to over-load volume, subsequently the expansion of left ventricle.
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