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心房扑动心电图在临床上并不少见,典型者常有三角形锯齿状扑动波,在avF、V_1导联较为明显,QRS波可呈2:1、3:1、4:1等出现。作者最近遇到1例由于心电图上扑动波不明显,误诊为
Atrial flutter ECG is not uncommon in clinical practice, often triangular serrated flutter waves are typical, in the avF, V_1 lead is more obvious, QRS wave was 2: 1, 3: 1, 4: 1 and so on. The authors recently encountered a case of flutter wave ECG is not obvious, misdiagnosed as