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

 - Acute
narrow complex tachycardias ... from SVT with aberrancy ... using the Vereckei criteria ... ) #Diagnosis # ... Cardiology #EKG
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
: Differential diagnosis ... tachycardia (SVT ... • Vereckei criteria ... than Brugada criteria ... #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
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Diagnosis Table ... Don't rely on criteria ... abnormality • Beware AV ... #Differential #Diagnosis ... #cardiology
Morphological Criteria for Discriminating Ventricular Tachycardia from Supraventricular Tachycardia with Aberration

Source Article: Wide Complex Tachycardia –
Morphological Criteria ... Distinguishing #Criteria ... #Cardiology #ECG ... Electrocardiogram #VTach #SVT ... #Differences #Comparison
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Diagnosis Framework ... Atrial Flutter, AVRT ... , Antidromic AVRT ... #Differential #Diagnosis ... #cardiology #wide
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Narrow Complex Tachycardias ... "PSVT" (atrioventricular ... retrograde) - AVNRT, AVRT ... #differential #diagnosis ... #causes #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... - Differential Diagnosis ... #Differential #Diagnosis ... #Algorithm #Causes ... #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
- Differential Diagnosis ... AVNRT • AVRT ... tachyarrhythmias #Cardiology ... #Differential #Diagnosis ... #Algorithm #causes
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
- Differential Diagnosis ... , SVT with bundle ... , Pre-excited SVT ... #Differential #Diagnosis ... #cardiology