Quick Arrhythmia Guide
Sinus Arrhythmia
| Rhythm | Irregular, varying with respiration |
| Rate | Normal (60-100 bpm) and rate may increase during inspiration |
| P Wave | Normal |
| PR Interval | Normal (0.12-0.20 sec) |
| QRS | Normal (0.06-0.10 sec) |
| Notes | Heart rate frequently increases with inspiration, decreasing with expiration |
Sinus Arrhythmia EKG Reference Arrhythmia Guide
Arrhythmia Guide