36 results
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
Supraventricular Tachycardia EKG

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

Her heart
case of a 50-year-old ... Is it wide or narrow ... computer thinks it’s wide ... @EM_RESUS #AVRT ... #ECG #Electrocardiogram
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... TCA-like overdose - AVRT ... with aberrancy in wide ... Diagnosis #Cardiology #EKG ... #ECG #Lead #AVR
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... aVR • Classic EKG ... tachycardia ddx: AVNRT ... tachycardia (SVT) in wide ... #AVR #leadAVR #ecg
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
Wide Complex Tachycardia ... - ECG Definition ... and Causes • ... Wide Complex Tachycardia ... 0.12 sec • Aka Wide
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Diagnosis Table - Wide ... • ST vs SVT (AVNRT ... whether AF is cause ... Tx: Underlying cause ... Narrow #Irregular #causes
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Aflutter • AVNRT ... • AVRT (ie ... Tachycardia - Wide ... aberrancy - Wide ... Diagnosis #Algorithm #causes
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Converts - Probably AVnRT ... Control rate (e.g ... Treat underlying cause ... Control rate (e.g ... Treat underlying cause
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
A waves during AVNRT ... Physical Exam In AVNRT ... EKG of the same ... to diagnose the case ... as Typical AVNRT
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Reentrant Tachycardia (AVNRT ... substrate for AVNRT ... what known as AVNRT ... - In most case ... ECG usually shows