A narrow QRS tachycardia at a rate of 105 beats/min. is present. No P waves are identified in front of the QRS complexes, suggesting accelerated AV junctional rhythm. However, there are two PVCs.

Dr. James Daubert answers the question: 'Finding Cause Of Palpitations With EKG? — -- Question: How does an EKG (electrocardiogram) help in finding out why I have palpitations? Answer :Well, an ...

Q: My daughter sometimes feels like her heart skips a beat. Her doctor did some tests and said it was due to premature ventricular contractions. Should I be worried? A: The heartbeat is controlled by ...

Wide QRS regular tachycardia is present in Figure 1. No definite P waves are identifiable. There is one PVC in the lower tracing. During the compensatory pause, there is definitely a P wave (↓ on ...