33 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Rate control #Multifocal ... #Atrial #Tachycardia ... #MAT #Cardiology ... #Diagnosis #ECG
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Narrow Complex Tachycardias ... Multifocal Atrial ... Tachycardia (MAT ... #differential #diagnosis ... #causes #cardiology
Comparison between Wandering atrial pacemaker (A) vs multifocal atrial arrhythmia (B)

#WAP #MAR #wandering #atrial #pacemaker #comparison
pacemaker (A) vs multifocal ... (B) #WAP #MAR ... #rhythm #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... block (3) Multifocal ... (MAT) - 3 ... #EKG #diagnosis ... electrocardiogram #cardiology
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
- Differential Diagnosis ... Framework Narrow-Complex ... Fibrillation, Multifocal ... (MAT), Atrial Flutter ... #cardiology #wide
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... #Multifocal #Atrial ... #Tachycardia #diagnosis ... #cardiology #EKG ... #ECG #Electrocardiogram
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
- Differential Diagnosis ... WPW) - Narrow ... interval) • AFib ... Conduction • Multifocal ... tachyarrhythmias #Cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
- Differential Diagnosis ... Algorithm Narrow ... Junctional tachycardia Narrow ... • Multifocal ... Algorithm #Causes #cardiology
Wolff-Parkinson-White (WPW)
- Orthodromic AVRT: Narrow complex, most common 
- Antidromic AVRT: wide complex because goes through
Orthodromic AVRT: Narrow ... pathway first - A-fib ... WolffParkinsonWhite #WPW #Cardiology ... #ECG #EKG #Electrocardiogram ... #Clinical #Diagnosis
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
- Differential Diagnosis ... Table - Wide vs Narrow ... variable block >> MAT ... #Differential #Diagnosis ... Irregular #causes #cardiology