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Supraventricular Tachycardia Differential Diagnosis
Sinus Tachycardia
Sinus Node Re-entry Tachycardia
Unifocal Atrial Tachycardia
Junctional Tachycardia
Multifocal Atrial Tachycardia (MAT)

- EB Medicine
Supraventricular Tachycardia ... Multifocal Atrial ... Tachycardia (MAT ... Differential #Diagnosis #causes ... #svt #cardiology
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Multifocal Atrial ... Tachycardia (MAT ... "PSVT" (atrioventricular ... differential #diagnosis #causes ... #cardiology
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
WPW), AVnRT (ie SVT ... Fibrillation, Multifocal ... Antidromic AVRT, SVT ... Any irregular SVT ... Differential #Diagnosis #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... fibrillation • Multifocal ... • Regular SVT ... Diagnosis #Algorithm #Causes ... #cardiology
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
Definition and Causes ... (SVT) - with ... Ventricular pacing • Electrocardiogram ... WCT #diagnosis #cardiology ... #ekg #ecg #electrocardiogram
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• Sinus Tachycardia ... Conduction • Multifocal ... Atrial Tachycardia ... tachyarrhythmias #Cardiology ... Diagnosis #Algorithm #causes
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
: • ST vs SVT ... > SVT+conduction ... whether AF is cause ... Tx: Underlying cause ... #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
(FAT), Multifocal ... VT, Polymorphic ... VT (i.e. ... Differential #Diagnosis #Causes ... #cardiology
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... Tachycardia (MAT ... #Atrial #Tachycardia ... #diagnosis #cardiology ... #EKG #ECG #Electrocardiogram
Morphological Criteria for Discriminating Ventricular Tachycardia from Supraventricular Tachycardia with Aberration

Source Article: Wide Complex Tachycardia –
Supraventricular Tachycardia ... : Wide Complex Tachycardia ... Distinguishing #Criteria #Cardiology ... #ECG #EKG #Electrocardiogram ... #VTach #SVT #Differences