AF is a common supraventriculararrhythmia that is characterized by chaotic and uncoordinated contraction of the atrium.
房颤是一种以心房混乱不协调的收缩为特征的常见的室上性心律失常。
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Atrial fibrillation is a common supraventriculararrhythmia characterized by atrial rhythm disturbance, which results in serious clinical symptoms and complications.