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Morphological Criteria for Discriminating Ventricular Tachycardia from Supraventricular Tachycardia with Aberration

Source Article: Wide Complex Tachycardia –
Cardiology #ECG #EKG #Electrocardiogram ... #VTach #SVT #Differences ... #Comparison #Brugada
Various wide complex tachycardia (WCT) differentiation algorithmic designs and algorithms.
The most commonly utilized approaches to differentiate
approaches to differentiate ... including the Brugada ... ,2 Vereckei aVR, ... #Tachycardia #VTach ... #ECG #EKG #Electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
ST elevation in ... elevation: Differential ... detect VT than Brugada ... #electrocardiogram ... diagnosis #ekg #differential
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
is positive in aVR ... - Brugada's sign ... #VT #VTach #SVT ... #Comparison #VentricularTachycardia ... cardiology #diagnosis #electrocardiogram
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
VT versus SVT with ... morphology ● AV ... Brugada algorithm ... Visualmed #VT #VTach ... Aberration #Aberrancy #Comparison
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Tachycardia - Differential ... deflection not AVRT ... • Monomorphic VTach ... • Polymorphic VTach ... #Tachycardia #Differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Elevation - Differential ... depression in aVR ... are involved • Brugada ... Segment #Elevation #differential ... cardiology #ecg #ekg #electrocardiogram
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
long QT via long ST ... assoc with 1K, AV ... assoc withlK Brugada ... diagnosis #cardiology #electrocardiogram ... #differential
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
leads with STE in avR ... inversion - STE avR ... wave inversion in avL ... EKG #diagnosis #electrocardiogram ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
- Elevation of ST ... elevation in aVR ... of the leads l, aVL ... EKG #diagnosis #differential ... #cardiology #electrocardiogram