Surface ECG, TEE and local electrograms from the tip electrode of the ablation catheter were recorded.
同步记录心电图、TEE和消融电极局部电图。
Objective To evaluate the clinical value of body surface ECG diagnosis criteria for left atrial amplification.
目的探讨体表心电图诊断左心房扩大的各项指标的临床价值。
These recults indicate that body surface ECG reflects the changes of Q and R waves on the epicardium with some limitation.
提示体表心电图对反映心外膜面的Q波和R波变化尚有一定局限性。
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