Upon review of this body and the described ECG findings, certain common patterns ... Few specific supraventricular rhythm disturbances other than sinus tachycardia were documented in both ...

On the other hand, several ECG patterns (normal ECG, sinus tachycardia, nonspecific ST ... Lung parenchyma is usually normal. Abnormal ventricular septal motion and respiratory displacement ...

If you have an abnormal heartbeat and other symptoms like chest pain and shortness of breath, seek medical attention. American Heart Association. Tachycardia: fast heart rate. Page RL, Joglar JA, ...