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此研究用二维和多普勒超声心动图无选择地对老年人主动脉瓣异常患病率进行了调查。对象与方法 577人参加了此项研究。超声记录满意者552人(96％),其分布为55～71岁组76人(男36),75～76岁组197人(男55),80～81岁组155人(男42),85～86岁组124人(男26)。用东芝SSH—140A电子扫描仪。探头频率2.5MHz。对所有受检者进行了M型、二维超声心动、多普勒、彩色多普勒研究。受检者取个人最佳位置,通常是
This study investigated the prevalence of aortic valve abnormalities in the elderly with two-dimensional and Doppler echocardiography. Subjects and Methods 577 people participated in the study. 552 (96%) were satisfied with the ultrasound records, which were distributed in 76 males (male 36) from 55 to 71 years old, 197 males (male 55) from 75 to 76 years old and 155 (80 males to 42 females) 85 to 86 age group of 124 (male 26). With Toshiba SSH-140A electronic scanner. Probe frequency 2.5MHz. All subjects underwent M-mode, two-dimensional echocardiography, Doppler, color Doppler studies. Subjects to take personal best position, usually