18 results
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
, Orthodromic AVRT ... AV block, Multifocal ... • Wide QRS - Regular ... AV block & bundle ... #Diagnosis #cardiology
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Flutter, AVRT ( ... WPW), AVnRT (ie ... ), Atrial Flutter ... Tachycardia, Antidromic AVRT ... #Diagnosis #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... • SA Block • AV ... • AVRT (ie. ... with Variable AV ... tachyarrhythmias #Cardiology
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
deflection not AVRT ... /AVNRT. ... • Atrial Flutter ... Wide - Irregular ... #cardiology #wide
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Diagnosis for Arrhythmias ... Syndrome (SSS) • AV ... ) • AV node: AV ... re-entrant tachycardia (AVRT ... #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Tachycardia - Differential ... Diagnosis Algorithm ... flutterAV ... tachycardia • AV ... #Causes #cardiology
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Simplified) Irregular ... Tachycardia (MAT ... Atrial flutter ... , AVRT, Junctional ... #cardiology
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
Block, Atrial Tachy ... : Sinus Arrhythmia ... Block, Mobitz I AV ... epinephrine 4) Page Cardiology ... #cardiology #criticalcare
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
or AVRT - Observe ... Control rate with AV ... flutter, ectopic ... flutter or MAT ... Treatment #management #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Diagnosis Table ... • ST vs SVT (AVNRT ... variable block >> MAT ... abnormality • Beware AV ... #cardiology