18 results
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Multifocal Atrial ... ) ≥ 3 different ... Atrial flutter ... #differential #diagnosis ... #causes #cardiology
Comparison of Multifocal Atrial Tachycardia, Atrial Fibrillation and Atrial Flutter
Multifocal Atrial Tachycardia - Atrial Rate >
Atrial Tachycardia ... and Atrial Flutter ... Multifocal Atrial ... Tachycardia - Atrial ... #Comparison #Diagnosis
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... • At least 3 different ... #Atrial #Tachycardia ... #MAT #Cardiology ... #Diagnosis #ECG
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
, Atrial Tachycardia ... , Atrial Flutter ... Fibrillation, Multifocal ... (MAT), Atrial Flutter ... #cardiology #wide
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
- Differential Diagnosis ... Tachycardia, Atrial ... AV block, Multifocal ... atrial tachycardia ... #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
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential Diagnosis ... Flutter (AFL), Atrial ... ), Multifocal Atrial ... #Differential #Diagnosis ... #Causes #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
• Atrial flutter ... fibrillation • Multifocal ... atrial tachycardia ... • Atrial flutter ... Algorithm #Causes #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
block (3) Multifocal ... atrial tachycardia ... MAT) - 3 different ... #EKG #diagnosis ... electrocardiogram #cardiology
Multifocal (or multiform) atrial tachycardia (MAT) is an abnormal heart rhythm, specifically a type of supraventricular
) atrial tachycardia ... controlled by a cluster ... When a number of different ... atrial tachycardia ... Clinical #MedStudent #EKG