23 results
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
SVT. 140-280 ... • Atrial Flutter ... • DDx: SVT + ... #Management #cardiology ... algorithm #irregular
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Regular Rhythm SVT ... Irregular Rhythm SVT ... Regular rhythm SVT ... Irregular rhythm SVT ... #Algorithm #causes
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Algorithm Narrow ... QRS • Regular SVT ... • Irregular SVT ... • Irregular SVT ... #Algorithm #Causes
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
- Differential Diagnosis ... WPW), AVnRT (ie SVT ... Antidromic AVRT, SVT ... Any irregular SVT ... #cardiology #wide
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
- Differential Diagnosis ... • Narrow QRS - ... Ventricular tachycardia, SVT ... AVRT, Pre-excited SVT ... #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
- Differential Diagnosis ... vs SVT (AVNRT, ... • P-waves. ... > SVT+conduction ... #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... SVTs - atrial/junctional ... 3 different P waves ... #EKG #diagnosis ... electrocardiogram #cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Caused by atrial ... activation from SVT ... (e.g., junctional ... 2LmUODZ #Cannon #AWaves ... #diagnosis #cardiology
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
3 different P wave ... Atrial flutter ... "PSVT" (atrioventricular ... #differential #diagnosis ... #causes #cardiology
Supraventricular Tachycardia EKG

Here’s a great ECG case of a 50-year-old lady who presented with palpitations

Her heart
case of a 50-year-old ... Is it wide or narrow ... consistent with SVT ... EM_RESUS #AVRT #SVT ... #Cardiology #EKG