53 results
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
WPW), AVnRT (ie ... SVT) • Irregular ... Any irregular SVT ... Differential #Diagnosis #cardiology ... #wide #narrow #
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
TCA-like overdose - AVRT ... from SVT with aberrancy ... in wide complex ... #Diagnosis #Cardiology ... #EKG #ECG #Lead
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Aflutter • AVNRT ... Tachycardia - Wide ... aberrancy - Wide ... tachyarrhythmias #Cardiology ... 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 ... @EM_RESUS #AVRT ... #Cardiology #EKG
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
tachycardia • Wide ... Ventricular tachycardia, SVT ... , Pre-excited SVT ... • Wide QRS - Irregular ... Differential #Diagnosis #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
vs SVT (AVNRT, ... whether AF is cause ... Tx: Underlying cause ... Narrow #Irregular #causes ... #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
tachycardia ddx: AVNRT ... supraventricular tachycardia (SVT ... ) in wide cornplex ... #AVR #leadAVR #ecg ... #differential #cardiology
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
Wide Complex Tachycardia ... - ECG Definition ... and Causes • ... Supraventricular tachycardia (SVT ... WCT #diagnosis #cardiology
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
deflection not AVRT ... /AVNRT. ... • SVT. 140-280 ... • DDx: SVT + ... Diagnosis #Management #cardiology
Wolff-Parkinson-White (WPW)
- Orthodromic AVRT: Narrow complex, most common 
- Antidromic AVRT: wide complex because goes through
- Orthodromic AVRT ... - Antidromic AVRT ... : wide complex because ... WolffParkinsonWhite #WPW #Cardiology ... #ECG #EKG #Electrocardiogram