47 results
Comparison of Multifocal Atrial Tachycardia, Atrial Fibrillation and Atrial Flutter
Multifocal Atrial Tachycardia - Atrial Rate >
Fibrillation and Atrial Flutter ... Irregular P-P intervals ... Atrial Flutter ... "Saw tooth" flutter ... AtrialTachycardia #AFib #AFlutter
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
If see flutter p ... • Atrial Flutter ... see P, either Flutter ... If not Flutter P ... #wide #narrow #algorithm
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... Differential Diagnosis Algorithm ... tachycardia • Atrial flutter ... tachycardia • Atrial flutter ... #Causes #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... Tachycardia • Aflutter ... • AFib • AFIutter ... Differential #Diagnosis #Algorithm ... #causes
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Tachycardia, Atrial Flutter ... AVnRT (ie SVT) • Irregular ... (MAT), Atrial Flutter ... w/aberrancy • Irregular ... #wide #narrow #irregular
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Tachycardia, Atrial flutter ... • Narrow QRS - Irregular ... fibrillation, Atrial flutter ... • Wide QRS - Irregular ... block, Atrial flutter
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
(AVNRT, OAVRT, AFIutter ... Tachycardia: • AFib > AFIutter ... whether AF is cause ... Tx: Underlying cause ... #causes #cardiology
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Simplified) Irregular ... A regular rhythm ... conduction Regular ... Atrial flutter ... differential #diagnosis #causes
1. "Sinus Tach" at ~150 bpm is your cue to look for flutter waves
2. Don't trust
cue to look for flutter ... #Clinical #EM #Cardiology ... #ECG #Atrial #Flutter
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Possible atrial flutter ... Treat underlying cause ... Irregular Rhythm ... possible atrial flutter ... management #cardiology #algorithm