ECG library
Junctional escape rhythm
coreA 70-year-old on diltiazem and digoxin, dizzy on the ward.
25 mm/s · 10 mm/mV · synthetic tracing
100%
Calipers:2000 ms50.0 small boxes30 bpm if R-RDrag the orange markers. One small box = 40 ms.
Key findings
- Regular, narrow, 40 to 60 per minute
- No consistent P before the QRS
Learning points
- Escape rhythms are rescuers, never suppress the escape; treat the reason the sinus node failed.
- Narrow escape means the block is high; a wide, slower escape means it is low and less reliable.
Connected