Quick Arrhythmia Guide
Atrial Fibrillation
| Rhythm | Irregular |
| Rate | Very fast (> 350 bpm) for Atrial, but ventricular rate may be slow, normal or fast |
| P Wave | Absent - erratic waves are present |
| PR Interval | Absent |
| QRS | Normal but may be widened if there are conduction delays |
| Notes | |
Atrial Fibrillation EKG Reference Arrhythmia Guide
Arrhythmia Guide