劍橋詞典a problem in which the heart beats very fast and often in a way that is not regular , so that it does not send out blood effectively . Atrial flutter is often found with other types of heart disease and frequently develops into atrial fibrillation. 心房撲動 Her ECG showed atrial flutter . 電圖顯示出她有心房撲動的癥狀。 返回 atrial flutter