Methods Twenty six patients with chronic AF were included in this study.All patients underwent transesophageal echocardiography (TEE).The RAA and LAA Doppler flow were recorded and analysed.

• 方法选取26例房颤患者,常规经胸超声资料的留取后,采用经食管超声心动图技术,充分清楚显示左、右心耳图像并采集血流频谱和其它相应指标。