34 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Predictor of arrhythmia ... aVR in narrow cornplex ... tachycardia (SVT ... ) in wide cornplex
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Atrial Flutter, AVRT ... WPW), AVnRT (ie ... , Antidromic AVRT ... Differential #Diagnosis #cardiology ... #wide #narrow #
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Aflutter • AVNRT ... • AVRT (ie ... tachyarrhythmias #Cardiology ... Diagnosis #Algorithm #causes
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... TCA-like overdose - AVRT ... in narrow complex ... from SVT with aberrancy ... in wide complex
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
, AVNRT, Orthodromic ... AVRT, Atrial Tachycardia ... • Narrow QRS - ... block, Antidromic AVRT ... Differential #Diagnosis #cardiology
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Narrow Complex Tachycardias ... retrograde) - AVNRT ... , AVRT, Junctional ... differential #diagnosis #causes ... #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
(AVNRT, OAVRT, AFIutter ... > SVT+conduction ... whether AF is cause ... abnormality • Beware AV ... #causes #cardiology
Supraventricular Tachycardia EKG

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

Her heart
great ECG case of ... Is it wide or narrow ... @EM_RESUS #AVRT ... #Tachycardia #EKG ... #Cardiology #EKG
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Diagnosis for Arrhythmias ... tachycardia (AVRT ... tachycardia (AVNRT ... Differential #Diagnosis #Causes ... #cardiology
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Tachycardia - Differential ... deflection not AVRT ... /AVNRT. ... Diagnosis #Management #cardiology ... #wide #narrow #