59 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
tachycardia ... , atrial tachycardia ... tachycardia (SVT ... #electrocardiogram ... #differential #cardiology
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
Node, Atrium, AV ... Fibrillation • AV ... • AV Reentry ... Pathophysiology #SVT ... #diagnosis #cardiology
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
narrow complex tachycardias ... Differentiating VT ... from SVT with aberrancy ... in wide complex tachycardias ... #Diagnosis #Cardiology
Ventricular Tachycardia - Management Algorithm
Wide Complex Tachycardia: Rate > 100, QRS > 120
DDx: Ventricular tachycardia, SVT
Ventricular Tachycardia ... - Management Algorithm ... Wide Complex Tachycardia ... #VTach #Management ... #Algorithm #cardiology
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Atrial Flutter, AVRT ... WPW), AVnRT (ie SVT ... , Antidromic AVRT ... , SVT w/aberrancy ... Differential #Diagnosis #cardiology
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
AVNRT, Orthodromic AVRT ... , SVT with bundle ... block, Antidromic AVRT ... , Pre-excited SVT ... Differential #Diagnosis #cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... is positive in aVR ... (> 160ms) - AV ... Versus #ecg #ekg #cardiology ... #diagnosis #electrocardiogram
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
, Wide-Complex Tachycardia ... 1. aVR: Is the ... deflection in aVR ... Interpretation #ECG #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management

Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter,
Framework and Management ... , AVNRT, AVRT, Atrial ... variable block MANAGEMENT ... #Diagnosis #Management ... #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• Sinus Tachycardia ... Ectopic Atrial Tachycardia ... AVNRT • AVRT ... Multifocal Atrial Tachycardia ... tachyarrhythmias #Cardiology