EKG Rhythm Strips 27: Atrial Rhythms

Identify the following rhythms

1.

2.

3.

4.

5.

Answers

1.

Atrial flutter

 Atrial flutter.  The rhythm is regular and the rate is 75.  There 3 F waves (flutter) waves for each QRS complex making this a 3:1 conduction.  The first F wave is probably buried in the T wave of the preceding QRS complex.  

2.

Atrial fibrillation with slow ventricular response

 Atrial fibrillation with slow ventricular response.   The rate is irregular.   The rate is around 50.   There are no P waves present.  There are two multifocal PVCs forming a couplet.   

3.

Atrial tachycardia

Atrial tachycardia.   The rhythm is regular. The rate is 150.  There is an upright P wave before each QRS complex.  PRI: .08 (short), QRS .08 sec., QT: .28 sec.  

4.

Supraventricular tachycardia

 Supraventricular tachycardia with a couplet.   The rhythm is regular.   The rate is 150.   There are no P waves with each QRS complex.   
5.

Wandering Atrial Pacemaker

Wandering Atrial Pacemaker.   The rhythm is irregular.   The rate is 60 bpm.   There are at least 3 P waves of different morphology present.   


Reviewed 3/1/16