15 results
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Flutter, AVRT ( ... WPW), AVnRT (ie ... SVT) • Irregular ... , Antidromic AVRT ... #narrow #irregular
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
AVRT, Atrial Tachycardia ... • Narrow QRS - ... • Wide QRS - Regular ... AVRT, Pre-excited ... SVTWide QRS
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Diagnosis Algorithm Bradyarrhythmia ... • AV Block (ISt ... Aflutter • AVNRT ... • AVRT (ie ... Diagnosis #Algorithm #causes
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
vs Narrow, Regular ... ST vs SVT (AVNRT ... SVT+conduction ... AFIutter + variable block ... #Narrow #Irregular
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 wide complex ... Diagnosis #Cardiology #EKG ... #ECG #Lead #AVR
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
- Irregular ... 200ms from longer pause ... block (lower AV ... can function) Wide ... #ECG #EKG #diagnosis
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Classic EKG ... : AVNRT, AVRT, atrial ... tachycardia (SVT ... #AVR #leadAVR #ecg
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
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Tachycardia Regular ... or AVRT - Observe ... Control rate (e.g ... Irregular Rhythm ... Control rate (e.g
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... irregular rhythms ... Valvular disease (e.g ... vagal maneuvers: SVT-AVNRT ... or AVRT • Standing