通过超声检查测定左室功能以评价社区中老年人左室功能不全的流行性和临床特点。对象与方法从道赛特普尔的四大主要社区的年龄-性别登记本中随机选出817例老年患者,年龄74～84岁,平均年龄76.1岁,其中女性占442例(54.1％)。首先由临床医生检查,当遇到下列症状和体征时考虑诊断左心功能不全:近2周于休息、行走或睡眠时出现过呼吸困难,心动过速>90次/min,第三心音,奔马律,颈静脉压力增高(>5cm),瘀血性肝肿大,肝颈回流 Left ventricular function was measured by ultrasonography to assess the prevalence and clinical features of left ventricular dysfunction in the elderly in the community. Subjects and Methods A total of 817 elderly patients, aged 74-84 years, with a mean age of 76.1 years, of whom 442 (54.1%) were women were randomly selected from the age-sex register of four major communities in Dausespec. First of all, by the clinician to examine, consider the following symptoms and signs of diagnosis of left ventricular dysfunction: nearly 2 weeks at rest, walking or sleep had dyspnea, tachycardia> 90 beats / min, the third heart sound, Ben Ma law, jugular vein pressure (> 5cm), blood stasis hepatomegaly, liver neck reflux