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房颤是最常见的心律失常之一，Ｆｒａｍｉｎｇｈａｍ研究证实卒中危险在风湿性瓣膜病的房颤增加 １７倍，在非瓣膜病的慢性房颤增加 ５倍［１］，近年来非瓣膜病房颤（ｎｏｎｖａｌｖｕｌａｒ ａｔｒｉａｌ ｆｉｂ－ｒｉｌｌａｔｉｏｎ，ＮＶＡＦ）占有较大比例。ＮＶＡＦ与卒?
Atrial fibrillation is one of the commonest arrhythmias. Framingham’s study demonstrated a 17-fold increase in stroke risk for atrial fibrillation in rheumatic valvular disease and a 5-fold increase in nonvalvular chronic atrial fibrillation [1]. In recent years, non-valvular atrial fibrillation (Nonvalvular atrial fibrillation, NVAF) occupy a large proportion. NVAF and pawn?