12 results
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
A regular rhythm ... Sinus tachycardia ... Atrial flutter ... #differential #diagnosis ... #causes #cardiology
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Typical (Clockwise) Atrial ... Flutter on EKG ... #ecg #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis #comparison
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
- Differential Diagnosis ... Tachycardia • Aflutter ... tachyarrhythmias #Cardiology ... #Differential #Diagnosis ... #Algorithm #causes
Comparison between Wandering atrial pacemaker (A) vs multifocal atrial arrhythmia (B)

#WAP #MAR #wandering #atrial #pacemaker #comparison
Comparison between ... #multifocal #rhythm ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #clinical
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential Diagnosis ... bradycardia, Sick Sinus ... Flutter (AFL), ... #Differential #Diagnosis ... #Causes #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Tachycardia Regular Rhythm ... Treat underlying cause ... Irregular Rhythm ... Treat underlying cause ... #Stable #NarrowComplex
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(3) Multifocal atrial ... arrest - escape rhythms ... 200ms from longer pause ... #EKG #diagnosis ... electrocardiogram #cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
is gradual and rhythmic ... Wandering Atrial ... #diagnosis #ekg ... #variants #clinical ... #comparison
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
- Differential Diagnosis ... Palpitations Diagnosis ... Heart Rate and Rhythm ... flutter, or atrial ... #Palpitations #Cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
is gradual and rhythmic ... Wandering Atrial ... #diagnosis #ekg ... #variants #clinical ... #comparison