33 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Classic EKG ... tachycardia (SVT ... #differential # ... cardiology
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... narrow complex tachycardias ... from SVT with aberrancy ... #Diagnosis #Cardiology ... #EKG #ECG #Lead
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Tachycardia - Differential ... Atrial Flutter, AVRT ... , Antidromic AVRT ... #Differential # ... Diagnosis #cardiology
Supraventricular tachycardia (SVT) is an abnormally fast heart rhythm arising from improper electrical activity in upper
Supraventricular tachycardia ... (SVT) is an abnormally ... supraventricular tachycardia ... #Clinical #MedStudent ... #Cardiology #EKG
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
AVNRT, Orthodromic AVRT ... , SVT with bundle ... , Pre-excited SVT ... #Differential # ... Diagnosis #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... • Sinus Tachycardia ... AVNRT • AVRT ... tachyarrhythmias #Cardiology ... #Differential #
Supraventricular Tachycardia EKG

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

Her heart
Supraventricular Tachycardia ... consistent with SVT ... @EM_RESUS #AVRT ... #Tachycardia #EKG ... #Cardiology #EKG
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Narrow Complex Tachycardias ... "PSVT" (atrioventricular ... retrograde) - AVNRT, AVRT ... #differential # ... diagnosis #causes #cardiology
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
, Wide-Complex Tachycardia ... #WideComplex #Tachycardia ... Interpretation #ECG ... #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... SVT with BBB All ... is positive in aVR ... VentricularTachycardia #Versus #ecg ... #ekg #cardiology