Arrest · Critical
Asystole
● Live · lead II25 mm/s · 10 mm/mV
II
10-second rhythm strip · count the boxes
Rate0
RegularityN/A
P wavesUsually absent (P-wave asystole possible)
PR intervalNone
QRSAbsent
Key features
- Flat line with slight wander
- Confirm in 2 leads, increase gain, check connections
- Fine VF can look like asystole