EKG Waveform Lesson

Definition of Asystole

Asystole is a flatline EKG. The heart is not functioning. It is an urgent, life-threatening condition that demands immediate medical attention. On an EKG monitor, the EKG tracing will be a flat or nearly flat line.

Asystole EKG Tracing

This tracing is an example of asystole. It is flat and featureless.

asystole tracing image