The second ECG strip below shows an ectopic atrial rhythm. Note that the P wave is down in lead II and only up (not biphasic) in lead V1. If there is sinus rhythm, and the heart rate is less than ...

then the rhythm is referred to as “atrial bigeminy” as seen in this strip above. If a PAC occurs when the AV node has not yet recovered from the refractory period, it will fail to conduct to ...

Aim: To examine the effects of sinus rhythm (SR) restoration on N-Terminal pro-BNP (NTP-BNP) in patients with atrial fibrillation (AF). Methods: Subjects with paroxysmal and persistent AF and ...

ECG plays an important role in detection of several stroke risk factors/predictors including atrial fibrillation ... aged 45–65 years on a 2-min rhythm strip 1.5- to 2.5-fold increase ...