11 results
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Diagnosis Algorithm ... • AV Block (ISt ... • AVRT (ie ... • Monomorphic VT ... • Polymorphic VT
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
: • Regular: Sinus ... Atrial Flutter, AVRT ... Tachycardia, Antidromic AVRT ... , SVT w/aberrancy ... Irregular: Polymorphic VT
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Classic EKG ... tachycardia (VT ... and to detect VT ... #AVR #leadAVR #ecg
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
deflection not AVRT ... • Sinus Tachy ... Regular: Assume VT ... Aberrancy, HyperK ... algorithm #irregular
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
is positive in aVR ... and ventricular ... #VT #VTach #SVT ... #Versus #ecg #ekg ... #cardiology #diagnosis
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
VT versus SVT with ... beat and a ventricular ... Brugada algorithm ... #Aberrancy #Comparison ... #Diagnosis #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
100 Wide (1) VT ... block (lower AV ... block - ventricular ... bradyarrhythmia #ECG ... #EKG #diagnosis
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... or VT • Rapid ... Valvular disease (e.g ... vagal maneuvers: SVT-AVNRT ... or AVRT • Standing
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Sinus Arrhythmia ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #variants #clinical ... #comparison
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Sinus Arrhythmia ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #variants #clinical ... #comparison