Download EKG Graph Paper

Dysrhythmia Rate
Rhythm
P-R
Interval
QRS
Interval
Junctional
Escape
40-60
Regular
<0.12 sec if
present
<0.12 sec
Accelerated
Junctional
60-100
Regular
<0.12 sec if
present
<0.12 sec
Junctional
Tachycardia
100-180
Regular
<0.12 sec if
present
<0.12 sec
Depends Interrupts
No PR interval
Ventricular
underlying rhythm
Rhythms PVC on
underlying
rhythm
Ventricular
Tachycardia
150-250
Ventricular
Fibrillation
No cardiac Irregular
output
Idioventricular <20-40
Ventricular
Asystole
None
Regular
Comments
>0.12 sec wide
and bizarre
No PR interval
>0.12 sec wide
and bizarre
No PR interval
No QRS
Chaotic
Regular
No PR interval
>0.12 sec
bizarre
Slows as heart dies
None
None
None
No electrical activity
18