MedicalArrythmias
A SelectSmart.com Flowchart by Scott
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Algorithm for Arrhythmias

               
 
P wave precedes QRS?
YES
Normal Rate?
NO
Normal QRS Shape?
 


YES

NO



YES

NO


Atrial Premature Beat (APB)
Ventricular Premature Beat (VPB)
Distinct P wave?
Discernable QRS Pattern?
NO
Ventricular Fibrillation




YES

NO


YES


 
Normal P wave?
Normal QRS Rhythm?
Ventricular Tachycardia
 


YES

NO


YES

NO



Sinus Tachycardia
Atrial Flutter (Sawtooth P wave)
AV Nodal Reentry Tachycardia (AVNRT)
Atrial Fibrillation (Irregularly Irregular)