ECG library
Ventricular paced rhythm
core25 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
- Pacing spikes
- Wide LBBB-like QRS
- Fixed rate
Learning points
- Find the spike: it is small, sharp, and easy to miss at standard gain.
- Failure to capture (spikes without QRS) and failure to sense are the two malfunction patterns to name.
Connected