24 results
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
: - No RS complexes ... - Very broad complexes ... Fusion beats - a sinus ... produce a hybrid complex ... #diagnosis #electrocardiogram
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... bpm) - Narrow Complex ... WPW) - Narrow Complex ... Tachycardia - Wide Complex ... aberrancy - Wide Complex
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
dissociation (P and QRS complexes ... beats (hybrid complex ... of normal sinus ... negative (QS) complexes ... Brugada algorithm
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Framework Narrow-Complex ... : • Regular: Sinus ... Flutter (w/ variable block ... ) Regular-Complex ... Differential #Diagnosis #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Narrow Complex ... - Regular: • Sinus ... tachycardia Narrow Complex ... conduction Wide-Complex ... aberrancy Wide-Complex
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
Management Narrow Complex ... : • Regular: Sinus ... Wide Complex Bradycardia ... Regular: Regular SVT ... Irregular: Irregular SVT
Morphological Criteria for Discriminating Ventricular Tachycardia from Supraventricular Tachycardia with Aberration

Source Article: Wide Complex Tachycardia –
Article: Wide Complex ... Distinguishing #Criteria #Cardiology ... #ECG #EKG #Electrocardiogram ... #VTach #SVT #Differences ... Comparison #Brugada #Algorithm
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 ... VTach #ECG #EKG #Electrocardiogram ... #Diagnosis #Cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
encompassing a QRS complex ... intervening QRS complex ... presence of AV block ... #Arrhythmia #cardiology ... diagnosis #ekg #ecg #electrocardiogram
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
interval on the electrocardiogram ... 'dropped' QRS complex ... the dropped QRS complex ... #Clinical #EM #IM ... #Cardiology #MedStudent