31 results
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 ... #Mobitz1 #Mobitz
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 ... #Mobitz1 #Mobitz
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 ... Versus #ecg #ekg #cardiology ... #diagnosis #electrocardiogram
Second degree AV Block type II (aka Mobitz II)
 • There is constant PR interval (normal
Block type II (aka Mobitz ... • The QRS complex ... Type2 #diagnosis #cardiology ... #ecg #ekg #electrocardiogram ... #Mobitz2
Ventricular Tachycardia - Management Algorithm
Wide Complex Tachycardia: Rate > 100, QRS > 120
DDx: Ventricular tachycardia, SVT
Tachycardia - Management Algorithm ... Wide Complex Tachycardia ... Ventricular tachycardia, SVT ... with aberrancy, SVT ... #cardiology #VT
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 ... Brugada algorithm ... Comparison #Diagnosis #Cardiology
Wide Complex Tachycardia - Differential Diagnosis Algorithm
Irregular
 • Polymorphic VT
    - Torsades
Wide Complex Tachycardia ... Differential Diagnosis Algorithm ... Mimickers - SVT ... Tachycardia - SVT ... #WCT #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
bpm) - Narrow Complex ... WPW) - Narrow Complex ... Tachycardia - Wide Complex ... aberrancy - Wide Complex ... tachyarrhythmias #Cardiology
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
Management Narrow Complex ... AV Block Wide Complex ... Regular: Regular SVT ... Irregular: Irregular SVT ... epinephrine 4) Page Cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Narrow Complex ... tachycardia Narrow Complex ... conduction Wide-Complex ... Pacemaker-facilitated Wide-Complex ... aberrancy Wide-Complex