47 results
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
Ventricle • Sinus ... Atrial Tachycardia ... • Atrial Flutter ... Pathophysiology #SVT #diagnosis ... #cardiology #conduction
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Typical (Clockwise) Atrial ... Flutter on EKG ... #ecg #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis #comparison
Comparison of Multifocal Atrial Tachycardia, Atrial Fibrillation and Atrial Flutter
Multifocal Atrial Tachycardia - Atrial Rate >
Tachycardia, Atrial ... Atrial Tachycardia ... Flutter - Atrial ... #Comparison #Diagnosis ... #Cardiology #Electrocardiogram
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Atrial fibrillation ... Sinus tachycardia ... Atrial flutter ... #differential #diagnosis ... #causes #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential Diagnosis ... bradycardia, Sick Sinus ... Flutter (AFL), Atrial ... #Differential #Diagnosis ... #Causes #cardiology
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
atrial activity ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Atrial Flutter on EKG
 • Regularly-occurring atrial activity
 • ≥ 240 atrial depolarizations (i.e. flutter waves)
Atrial Flutter on ... EKG • Regularly-occurring ... #ecg #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Narrow-Complex: • Regular: Sinus ... Tachycardia, Atrial ... Tachycardia, Atrial ... ), Atrial Flutter ... #cardiology #wide
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
- Differential Diagnosis ... Regular Rhythm: Sinus ... Tachycardia, Atrial ... #Differential #Diagnosis ... #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
tachycardia ... (2) Atrial flutter ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential