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Morphological Criteria for Discriminating Ventricular Tachycardia from Supraventricular Tachycardia with Aberration

Source Article: Wide Complex Tachycardia –
#Aberration #Aberrancy ... #Cardiology #ECG ... #EKG #Electrocardiogram ... #VTach #SVT #Differences ... Comparison #Brugada #Algorithm
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
: • ST vs SVT ... > SVT+conduction ... Don't rely on criteria ... /LBBB or identical ... Irregular #causes #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Narrow Complex ... Narrow Complex ... with aberrancy ... with aberrancy ... #Causes #cardiology
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
overdose - AVRT in narrow ... complex tachycardias ... from SVT with aberrancy ... using the Vereckei criteria ... #Diagnosis #Cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... (>100 bpm) - Narrow ... WPW) - Narrow ... with conduction aberrancy ... with conduction aberrancy
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
(SVT) - with ... aberrancy in the ... - with fixed BBB ... WCT #diagnosis #cardiology ... #ekg #ecg #electrocardiogram
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Tachycardia - Differential ... • SVT. 140-280 ... Aberrancy, HyperK ... • AFib + BBB. ... algorithm #irregular
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
or LBBB morphology ... Brugada algorithm ... Morphology criteria ... #Aberration #Aberrancy ... Comparison #Diagnosis #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Sinus Tachy w/ BBB ... (3) SVT w/ abberancy ... flutter (3) SVTs ... EKG #diagnosis #electrocardiogram ... #cardiology #differential
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Narrow complex ... tachycardia (SVT ... • Vereckei criteria ... than Brugada criteria ... #leadAVR #ecg #electrocardiogram