Ventricular · Critical
Ventricular Tachycardia
● Live · lead II25 mm/s · 10 mm/mV
II
10-second rhythm strip · count the boxes
Rate> 100 bpm (often 150–250)
RegularityRegular (monomorphic)
P wavesAbsent or dissociated
PR intervalNone
QRSWide (≥ 0.12 s), uniform
Key features
- AV dissociation, capture beats, and fusion beats are diagnostic
- Concordance across precordial leads
- Extreme ('northwest') axis