13 results
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... narrow complex tachycardias ... from SVT with aberrancy ... using the Vereckei criteria ... #Diagnosis #Cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... tachycardia (SVT ... #AVR #leadAVR #ecg ... #differential # ... cardiology
Morphological Criteria for Discriminating Ventricular Tachycardia from Supraventricular Tachycardia with Aberration

Source Article: Wide Complex Tachycardia –
Morphological Criteria ... #Cardiology #ECG ... #EKG #Electrocardiogram ... #VTach #SVT #Differences ... #Comparison #Brugada
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... is positive in aVR ... #Comparison #VentricularTachycardia ... #Versus #ecg #ekg ... #cardiology #diagnosis
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... > SVT+conduction ... Don't rely on criteria ... abnormality • Beware AV ... #Differential #
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
morphology ● AV ... Morphology criteria ... #VTach #VentricularTachycardia ... #Aberrancy #Comparison ... #Diagnosis #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... flutter (3) SVTs ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Treatment of Stable ... cardioversion • If known SVT ... WPW) - Avoid AV ... nodal agents (e.g ... #cardiology #algorithm
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... & termination: SVT ... or AVRT • Standing ... #Palpitations #Cardiology ... #Differential #
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
elevation in aVR ... • Sgarbossa criterion ... #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram