31 results
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
: • ST vs SVT ... • HyperK vs VT ... > SVT+conduction ... whether AF is cause ... #cardiology
Ventricular Tachycardia - Management Algorithm
Wide Complex Tachycardia: Rate > 100, QRS > 120
DDx: Ventricular tachycardia, SVT
- Management Algorithm ... , SVT with aberrancy ... , SVT iso Na channel ... • Monomorphic VT ... #cardiology #VT
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
WPW), AVnRT (ie SVT ... Antidromic AVRT, SVT ... Irregular: Polymorphic VT ... Any irregular SVT ... Differential #Diagnosis #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... • Regular SVT ... • Irregular SVT ... • Irregular SVT ... #Causes #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Regular Rhythm SVT ... Regular rhythm SVT ... Irregular rhythm SVT ... tachyarrhythmias #Cardiology ... #causes
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Narrow Complex Tachycardias ... ) Irregular Narrow ... "PSVT" (atrioventricular ... differential #diagnosis #causes ... #cardiology
Wide Complex Tachycardia - Differential Diagnosis Algorithm
Irregular
 • Polymorphic VT
    - Torsades
• Polymorphic VT ... True Monomorphic VT ... Mimickers - SVT ... - SVT with ... #WCT #cardiology
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
overdose - AVRT in narrow ... complex tachycardias ... Differentiating VT ... from SVT with aberrancy ... #Diagnosis #Cardiology
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
SVT. 140-280 ... Regular: Assume VT ... • DDx: SVT + ... Diagnosis #Management #cardiology ... algorithm #irregular
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Differential Diagnosis • Narrow ... • Narrow QRS - ... , SVT with bundle ... AVRT, Pre-excited SVT ... Differential #Diagnosis #cardiology