13 results
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
: - No RS complexes ... - Very broad complexes ... produce a hybrid complex ... onset of the QRS complex ... #VT #VTach #SVT
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
dissociation (P and QRS complexes ... beats (hybrid complex ... negative (QS) complexes ... #VTach #VentricularTachycardia ... Aberration #Aberrancy #Comparison
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
Ventricular Tachycardia (VT ... bundle branch block ... and WCT, wide complex ... #Tachycardia #VTach ... #ECG #EKG #Electrocardiogram
Ventricular Tachycardia - Management Algorithm
Wide Complex Tachycardia: Rate > 100, QRS > 120
DDx: Ventricular tachycardia, SVT
Algorithm Wide Complex ... iso Na channel blocker ... • Monomorphic VT ... • Polymorphic VT ... #Tachycardia #VTach
Morphological Criteria for Discriminating Ventricular Tachycardia from Supraventricular Tachycardia with Aberration

Source Article: Wide Complex Tachycardia –
Article: Wide Complex ... www.ncbi.nlm.nih.gov/pmc ... Cardiology #ECG #EKG #Electrocardiogram ... #VTach #SVT #Differences ... #Comparison #Brugada
The 3 Fates of a Premature Atrial Complex
 • PAC can be conducted with normal QRS
Premature Atrial Complex ... • PAC can be ... blocked or non-conducted ... diagnosis #ekg #ecg #electrocardiogram ... premature #atrial #complexes
66 yo with syncope - Ventricular Tachycardia

This ECG shows a wide-complex tachycardia in a right bundle
ECG shows a wide-complex ... bundle branch block ... morphology of the QRS complex ... There is a RS complex ... @ECGQuizzes #VTach
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• The QRS complex ... may progress to complete ... aka Complete Heart ... rhythm with complete ... #classification
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
Cannon A Waves of Complete ... ddx includes (1) complete ... VT (3) PAC/PVCs ... She had complete ... CannonA #AWaves #Complete
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Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Summary of Heart Blocks ... 1st Degree Heart Block ... Pacemaker 3rd Degree, Complete ... HeartBlocks #Types #Classification ... Diagnosis #EKG #electrocardiogram