56 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... ST elevation: Differential ... tachycardia (SVT) in wide ... #AVR #leadAVR #ecg ... #differential #
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... Lead aVR can provide ... TCA-like overdose - AVRT ... with aberrancy in wide ... #ECG #Lead #AVR
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Sinus tachycardia, AVNRT ... , Orthodromic AVRT ... tachycardia • Wide ... block, Antidromic AVRT ... Pre-excited SVT • Wide
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Tachycardia - Differential ... Atrial Flutter, AVRT ... Tachycardia, Antidromic AVRT ... #Tachycardia #Differential ... Diagnosis #cardiology #wide
Wolff-Parkinson-White (WPW)
- Orthodromic AVRT: Narrow complex, most common 
- Antidromic AVRT: wide complex because goes through
- Orthodromic AVRT ... - Antidromic AVRT ... : wide complex because ... WPW #Cardiology #ECG ... #EKG #Electrocardiogram
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Aflutter • AVNRT ... • AVRT (ie ... aberrancy - Wide ... Diagnosis #Algorithm #causes
Supraventricular Tachycardia EKG

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

Her heart
Here’s a great ECG ... case of a 50-year-old ... Is it wide or narrow ... computer thinks it’s wide ... @EM_RESUS #AVRT
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
retrograde) - AVNRT ... , AVRT, Junctional ... #Tachycardias #differential ... #diagnosis #causes
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... tachycardia (AVRT ... tachycardia (AVNRT ... Arrhythmias #Anatomical #Differential ... #Diagnosis #Causes
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... • ST vs SVT (AVNRT ... whether AF is cause ... abnormality • Beware AV ... #Tachycardia #Differential