If a premature atrial contraction occurs when the AV node ... as in the second QRS complex on this ECG). The ECG will show a premature, ectopic P wave occuring and then no QRS complex afterwards.

The ECG will show a premature, ectopic P wave and then no QRS complex afterward. When this occurs in a pattern of bigeminy, the interpreter may be fooled into thinking that sinus bradycardia is ...

The assessment encompasses indications such as atrial fibrillation, sinus rhythm, bradycardia ... the application based on the pivotal VALID-ECG study data. This trial involved 198 subjects ...

Sinus bradycardia is defined as a heart rate of <60 beats ... a fixed splitting of the second heart sound because IRBBB can be an associated ECG finding in patients with an atrial septal defect. IRBBB ...