An extra P wave that is not followed by a QRS complex can be caused by a conduction block (i.e. AV block), or by an arrhythmia such as Atrial Flutter.
- Houghton, AR and Gray, D (2014) - Making Sense of the ECG: A Hands-on Guide, 4th edn, Taylor and Francis
- Goldberger, A (2006) - Clinical Electrocardiography: A Simplified Approach, 9th edn, Elsevier
What will you do for this altered and bradycardic patient? 29169