atrial wave

Value of notch on R wave in inferior leads in diagnosing atrial septal defect

下壁导联R波切迹诊断房间隔缺损的价值

Atrial wave change amplitudes ( Adz/ dt) at a variable postextrasystolic interval ( PESI) were observed in 21 patients with coronary heart disease ( CHD) and 22 normal subjects using extrasystole induced by transesophageal pacing combined with differential impedance cardio-ra m.

用食道心房调搏诱发早搏，结合心阻抗微分图观察不同早搏后代偿间期时正常人（22例）及冠心病人（21例）A波振幅变化。

Assessement of left atrial and pulmonary artery pressure respectively by P wave and QRS complex duration and amplitude in patients with mitral stenosis

心电图P波和QRS波时限、振幅与二尖瓣狭窄患者左房和肺动脉压力的相关分析

In a retrospective study of 35 patients with mitral stenosis, relationships between the ECG 26 leads P wave and QRS complex duration and amplitude on 6 limb-leads and left atrial and pulmonary artery pressure were analysised.

回顾性分析35例风心病单纯二尖瓣狭窄患者的6个肢体导联ECG的P波和QRS波时限、振幅与左房和肺动脉压力的关系。

A study on the form of P wave in predicting the locus of focal atrial tachycardia

P波形态对预测局灶性房性心动过速部位的研究

It will be used for diagnosis of concealed left A-V pathway if there is no ventricular preexcitation wave during sinus rhythm and atrial pacing.

如果窦律时及心房调搏时均不出现预激图形，可据此诊断为左侧隐匿性旁道。