13 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
• At least 3 different ... Secondary to chronic lung ... #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Multifocal Atrial ... ) ≥ 3 different ... #differential # ... diagnosis #causes ... #cardiology
Tachycardia - Wide vs Narrow Complex, Regular vs Irregular rhythm table

#Diagnosis #Cardiology #EKG #ECG #WideComplex #Narrow
Tachycardia - Wide ... rhythm table #Diagnosis ... #Cardiology #EKG ... Irregular #Table #Comparison ... #Differential
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... insight into 5 different ... Brugada criteria) #Diagnosis ... #Cardiology #EKG ... #Utility #ALiEM
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
atrial tachycardia ... of at least 3 different ... atrial #rhythm #tachycardia ... #cardiology #diagnosis ... #clinical #comparison
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
block (3) Multifocal ... AV block 1º - long ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
A Summary slide of Sinoatrial Rhythms 
 • Sinus Rhythm
 • Sinus Arrhythmia
Pacemaker • Multifocal ... atrial tachycardia ... Sinoatrial #Rhythms #differential ... #diagnosis #cardiology ... #ekg #ecg
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Atrial Tachycardia ... of at least 3 different ... dominant pacemaker focus ... #cardiology #ekg ... #comparison
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Diagnosis Algorithm ... Conduction • Multifocal ... in a setting of long ... tachyarrhythmias #Cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... QRS complexes at different ... VT #VTach #SVT #Comparison ... #ekg #cardiology ... #diagnosis #electrocardiogram