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Morphological Criteria for Discriminating Ventricular Tachycardia from Supraventricular Tachycardia with Aberration

Source Article: Wide Complex Tachycardia –
Ventricular Tachycardia ... #Aberrancy #Distinguishing ... #Criteria #Cardiology ... #ECG #EKG #Electrocardiogram ... #VTach #SVT #Differences
Vereckie Algorithm - Lead aVR - Ventricular Tachycardia - Telemetry Diagnosis
WCT is VT IF:
 • Initial
- Ventricular Tachycardia ... Diagnosis WCT is VT ... downstroke of negative ... #VTach #avr #diagnosis ... #cardiology #ekg
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... conditions: - Acute MI ... narrow complex tachycardias ... from SVT with aberrancy ... #Diagnosis #Cardiology
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
of Ventricular ... Tachycardia (VT) ... #Ventricular #Tachycardia ... #VTach #ECG #EKG ... Electrocardiogram #Diagnosis #Cardiology
LBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • Initial r
LBBB Ventricular ... Diagnosis WCT is VT ... #VTach #Criteria ... V1 #diagnosis #cardiology ... #ekg #ecg #telemetry
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... and negative in ... - a sinus and ventricular ... #VT #VTach #SVT ... #ekg #cardiology
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
sinus beat and a ventricular ... point) of S > 100 ms ... #VTach #VentricularTachycardia ... #Aberrancy #Comparison ... #Diagnosis #Cardiology
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
cardioversion • If known SVT ... with aberrancy, ... WPW) - Avoid AV ... nodal agents (e.g ... Treatment #management #cardiology
Pava Criteria - R-Wave Peak Time (RWPT) - Lead II - Ventricular Tachycardia Criteria - Telemetry
Diagnosis WCT is VT ... IF: RWPT ≥ 50 ms ... #VTach #leadII ... #diagnosis #cardiology ... #ekg #ecg #RWPT
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ abberancy - ... flutter (3) SVTs ... block - ventricular ... bradyarrhythmia #ECG ... electrocardiogram #cardiology