A+
Sinus Rhythm
60-100bpm
Present P-wave
PRI 0.12-0.20 seconds
QRS 0.12> seconds
Sinus Bradycardia
40-60bpm
Present P-wave
PRI 0.12-0.20 seconds
QRS 0.12> seconds
Sinus Tachycardia
, 100-160bpm
Present P-wave
PRI 0.12-0.20 seconds
QRS 0.12> seconds
Sinus arrhythmia
Irregular
Normal or slow
Present P-Wave
PRI 0.12-0.20 seconds
QRS 0.12> seconds
Sinus Arrest/Exit block
Regular rhythm w/ pause
P-wave not seen until next complex