Lead augmented vector right (aVR) is a useful measure in the diagnosis of ST-segment elevation acute myocardial infarction (STEMI), indicates a new analysis of data from the HERO-2 trial.
Positive P waves in inferior leads (II, III, and aVF) and a negative P wave in lead aVR indicated high atrial ... in the 12-lead electrocardiogram (ECG).
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