12 results
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
Ventricular Tachycardia (VT ... axis deviation; LBBB ... axis deviation; RBBB ... peak time; and WCT ... #Diagnosis #Cardiology
Ventricular Tachycardia in Wide Complex Tachycardia - Telemetry Diagnosis
 • Lead V1 - LBBB Criteria
 •
• Lead V1 - LBBB ... V1 - RBBB Criteria ... #Tachycardia #WCT ... #VTach #diagnosis ... #cardiology #ekg
RBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • R >
RBBB Ventricular ... WCT is VT IF: ... Biphasic QRS #RBBB ... #VTach #Criteria ... #cardiology #ekg
LBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • Initial r
LBBB Ventricular ... WCT is VT IF: ... downstroke #LBBB ... #VTach #Criteria ... #cardiology #ekg
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
Absence of typical RBBB ... or LBBB morphology ... in contrast to RBBB ... #VT #VTach #SVT ... #diagnosis #electrocardiogram
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
Absence of typical RBBB ... or LBBB morphology ... Morphology criteria ... #VTach #VentricularTachycardia ... #Cardiology
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
deflection in aVR positive ... consistent with either LBBB ... or RBBB? ... Interpretation #ECG #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Right Bundle Branch Block (RBBB) - EKG Diagnosis
EKG Criteria:
 • QRS > 0.12 seconds
 • Slurred
(RBBB) - EKG Diagnosis ... EKG Criteria: ... #RBBB #EKG #Diagnosis ... #ECG #electrocardiogram ... #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
• HyperK vs VT ... Don't rely on criteria ... certain of AFib + RBBB ... /LBBB or identical ... Irregular #causes #cardiology
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
Complex Tachycardia (WCT ... Ventricular Tachycardia (VT ... - with fixed BBB ... #Tachycardia #WCT ... #diagnosis #cardiology