52 results
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
pathways through SA ... Node, Atrium, AV ... • Atrial Tachycardia ... • Atrial Flutter ... SVT #diagnosis #cardiology
Comparison of Multifocal Atrial Tachycardia, Atrial Fibrillation and Atrial Flutter
Multifocal Atrial Tachycardia - Atrial Rate >
Tachycardia, Atrial ... Atrial Tachycardia ... Flutter - Atrial ... "Saw tooth" flutter ... #Electrocardiogram
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Flutter on EKG ... Flutter • Inferior ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
Flutter • Rapid ... CTI-independent flutter ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... Arrhythmias • SA ... Flutter (AFL), Atrial ... Arrhythmias #Anatomical #Differential ... Diagnosis #Causes #cardiology
Atrial Flutter on EKG
 • Regularly-occurring atrial activity
 • ≥ 240 atrial depolarizations (i.e. flutter waves)
Atrial Flutter on ... depolarizations (i.e. flutter ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Atrial fibrillation ... Multifocal Atrial ... Atrial flutter ... #differential # ... diagnosis #causes #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... (2) Atrial ... flutter (3) ... #electrocardiogram ... #cardiology #differential
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Tachyarrhythmia Framework - Differential ... Tachycardia, Atrial ... flutter, Junctional ... #Differential # ... Diagnosis #cardiology
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Tachycardia - Differential ... , Atrial Tachycardia ... , Atrial Flutter ... ), Atrial Flutter ... Diagnosis #cardiology