ECG Characteristics
- Rate: 40-60 bpm
- Rhythm: Irregular in single junctional escape complex; regular in junctional escape rhythm.
- P waves: Depends on the site of the ectopic focus. They will be inverted, and may appear before or after the QRS complex, or they may be absent, hidden by the QRS.
- P-R interval: If the P wave occurs before the QRS complex, the interval will be less than 0.12 seconds.
- QRS Complex: Usually normal in duration and morphology, less than 0.12 seconds.
Read more about this topic: Junctional Escape Beat