428 results
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... : • Irregular ... Wide-Complex - Polymorphic ... : • Polymorphic ... Diagnosis #Algorithm #Causes
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
AVnRT (ie SVT) • Irregular ... w/aberrancy • Irregular ... : Polymorphic VT ... Torsades, VF), Any irregular ... #wide #narrow #irregular
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Narrow Complex - Irregular ... Wide Complex - Irregular ... interval) • Polymorphic ... long QT) • Irregular ... Diagnosis #Algorithm #causes
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
vs Irregular Narrow ... Narrow - Irregular ... Wide - Irregular ... : • Polymorphic ... narrow #algorithm #irregular
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
• Narrow QRS - Regular ... • Narrow QRS - Irregular ... • Wide QRS - Regular ... • Wide QRS - Irregular ... Rhythm: Polymorphic
Wide Complex Tachycardia - Differential Diagnosis Algorithm
Irregular
 • Polymorphic VT
    - Torsades
Diagnosis Algorithm Irregular ... • Polymorphic ... with Aberrancy Regular
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
vs Irregular ... , adenosine Irregular ... whether AF is cause ... Tx: Underlying cause ... #causes #cardiology
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Wide-Complex Tachycardia Regular ... give adenosine Irregular ... consultation • If polymorphic ... narrow-complex irregular
Biot's Respiration on Physical Exam
Biot's respiration is an abnormal pattern of breathing characterized by groups of
characterized by groups of regular ... inspirations followed by regular ... or irregular periods ... : neurological causes
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Simplified) Irregular ... A regular rhythm ... conduction Regular ... differential #diagnosis #causes