Asystole - Ventricular Rhythms.
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Description of Asystole ECG
- Asystole dysrhythmia occurs when there is a total absence of electrical activity in the heart.
- The patient is clinically dead.
- Sometimes this tracing is referred to as straight line or flat line.
- There will be an absence of P waves and QRS complexes.
- True Asystole is an absolute medical emergency.
- (Follow your local reporting and treatment protocols)
- If your patient is speaking to you, they are NOT in Asystole. Check your attachments and equipment.
Analyze this tracing using the five steps of rhythm analysis.
- Rhythm: Absent
- Rate: 0
- P Wave: absent
- PR interval: n/a
- QRS: absent
- Interpretation: Asystole
Authors and Sources
Authors and Reviewers
- EKG heart rhythm modules: Thomas O'Brien.
- EKG monitor simulation developer: Steve Collmann
12 Lead Course: Dr. Michael Mazzini, MD.
- Spanish language EKG: Breena R. Taira, MD, MPH
- Medical review: Dr. Jonathan Keroes, MD
- Medical review: Dr. Pedro Azevedo, MD, Cardiology
- Last Update: 11/8/2021
Electrocardiography for Healthcare Professionals, 5th Edition
Kathryn Booth and Thomas O'Brien
ISBN10: 1260064778, ISBN13: 9781260064773
McGraw Hill, 2019
Rapid Interpretation of EKG's, Sixth Edition
Cover Publishing Company
12 Lead EKG for Nurses: Simple Steps to Interpret Rhythms, Arrhythmias, Blocks, Hypertrophy, Infarcts, & Cardiac Drugs
Create Space Independent Publishing
Heart Sounds and Murmurs: A Practical Guide with Audio CD-ROM 3rd Edition
Elsevier-Health Sciences Division
Barbara A. Erickson, PhD, RN, CCRN
The Virtual Cardiac Patient: A Multimedia Guide to Heart Sounds, Murmurs, EKG
Jonathan Keroes, David Lieberman
Publisher: Lippincott Williams & Wilkin)
ISBN-10: 0781784425; ISBN-13: 978-0781784429
- Project Semilla, UCLA Emergency Medicine, EKG Training Breena R. Taira, MD, MPH