37 results
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
through SA Node, Atrium ... • Atrial Tachycardia ... • Atrial Flutter ... • Atrial Fibrillation ... SVT #diagnosis #cardiology
Comparison of Multifocal Atrial Tachycardia, Atrial Fibrillation and Atrial Flutter
Multifocal Atrial Tachycardia - Atrial Rate >
Tachycardia, Atrial ... Atrial Tachycardia ... AtrialTachycardia #AFib #AFlutter ... Comparison #Diagnosis #Cardiology ... #Electrocardiogram
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Atrial fibrillation ... Multifocal Atrial ... Atrial flutter ... (Ectopic) Atrial ... diagnosis #causes #cardiology
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Typical (Clockwise) Atrial ... Counterclockwise) Atrial ... Typical (Clockwise) Atrial ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Atria: Premature ... Atrial Contractions ... (PACs), Atrial ... Flutter (AFL), Atrial ... Diagnosis #Causes #cardiology
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Tachycardia, Atrial ... flutter, Junctional ... flutter w/ variable ... flutter with variable ... Differential #Diagnosis #cardiology
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
, Atrial Tachycardia ... , Atrial Flutter ... • Irregular: Atrial ... ), Atrial Flutter ... Differential #Diagnosis #cardiology
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
Isthmus Independent Atrial ... atrial activity ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
Atrial Flutter on EKG
 • Regularly-occurring atrial activity
 • ≥ 240 atrial depolarizations (i.e. flutter waves)
Atrial Flutter on ... Regularly-occurring atrial ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Atrial flutter ... • Atrial tachycardia ... Irregular: • Atrial ... Atrial flutter ... Algorithm #Causes #cardiology