94 results
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
pathways through SA ... Node, Atrium, AV ... • Atrial Tachycardia ... • Atrial Flutter ... SVT #diagnosis #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... Arrhythmias • SA ... > 100 bpm) • SA ... Arrhythmias #Anatomical #Differential ... Diagnosis #Causes #cardiology
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Tachycardia (MAT ... Secondary to chronic lung ... #Cardiology #Diagnosis ... #ECG #EKG #Management
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Atrial fibrillation ... Multifocal Atrial ... Atrial flutter ... #differential # ... diagnosis #causes #cardiology
Wide QRS Complex Tachycardia differential:

#Diagnosis #Cardiology #EKG #ECG #WideComplex #Tachycardia #Differential #Algorithm
Wide QRS Complex Tachycardia ... differential: ... #Diagnosis #Cardiology ... #EKG #ECG #WideComplex ... #Tachycardia #Differential
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... (2) Atrial ... AV block 1º - long ... electrocardiogram #cardiology ... #differential
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Arrhythmias • Atrial ... Tachycardia with ... Bidirectional Ventricular Tachycardia ... Arrhythmias #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... Tachycardia (MAT ... MAT #Multifocal #Atrial ... #Tachycardia #diagnosis ... #cardiology #EKG
Tachycardia - Wide vs Narrow Complex, Regular vs Irregular rhythm table

#Diagnosis #Cardiology #EKG #ECG #WideComplex #Narrow
Tachycardia - Wide ... #Diagnosis #Cardiology ... #EKG #ECG #WideComplex ... #Narrow #Tachycardia ... Table #Comparison #Differential
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Tachycardia - Differential ... , Atrial Tachycardia ... , Atrial Flutter ... #Differential # ... Diagnosis #cardiology