13 results
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
: • ST vs SVT ... (AVNRT, OAVRT, AFIutter ... > SVT+conduction ... whether AF is cause ... Tx: Underlying cause
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... ddx: AVNRT, AVRT ... tachycardia (SVT ... ) in wide cornplex ... #AVR #leadAVR #ecg
Arrhythmias - Differential Diagnosis Algorithm

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

 - Acute
TCA-like overdose - AVRT ... narrow complex tachycardias ... from SVT with aberrancy ... in wide complex ... tachycardias by
Supraventricular Tachycardia EKG

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

Her heart
Supraventricular Tachycardia ... great ECG case of ... Is it wide or narrow ... @EM_RESUS #AVRT ... #Tachycardia #EKG
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
Wide Complex Tachycardia ... - ECG Definition ... and Causes • ... Wide Complex Tachycardia ... (SVT) - with
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... Arrhythmias: • SVT ... & termination: SVT ... vagal maneuvers: SVT-AVNRT ... bending over: AVNRT
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
Algorithm for the Evaluation ... of Regular, Wide-Complex ... Tachycardia 1. ... #WideComplex #Tachycardia ... #ECG #EKG #Electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... Tachyarrhythmias - HR > 100 Wide ... w/ BBB (3) SVT ... 200ms from longer pause ... can function) Wide
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Nodal Reentrant Tachycardia ... - In most case ... ECG usually shows ... narrow complex tachycardia ... #cardiology #SVT