130 results
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Tachycardia, Atrial ... Flutter, AVRT ( ... WPW), AVnRT (ie ... Tachycardia, Antidromic AVRT ... Differential #Diagnosis #cardiology
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Sinus tachycardia, AVNRT ... , Orthodromic AVRT ... , Atrial flutter ... block, Antidromic AVRT ... Differential #Diagnosis #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... elevation > 1.5 mm in aVR ... Subepicardial atrial ... , AVRT, atrial tachycardia ... #differential #cardiology
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Atrial fibrillation ... Multifocal Atrial ... retrograde) - AVNRT ... , AVRT, Junctional ... diagnosis #causes #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
tachycardia • Atria ... : Premature Atrial ... re-entrant tachycardia (AVRT ... re-entrant tachycardia (AVNRT ... Diagnosis #Causes #cardiology
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
through SA Node, Atrium ... Tachycardia • Atrial ... Flutter • Atrial ... SVT #diagnosis #cardiology ... conduction #pathways #avnrt
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... • Premature atrial ... • AVRT (ie ... tachyarrhythmias #Cardiology ... Differential #Diagnosis #Algorithm
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Converts - Probably AVnRT ... or AVRT - Observe ... flutter, ectopic atrial ... Treatment #management #cardiology ... #algorithm
Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management

Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter,
Sinus Tachycardia, AVNRT ... , AVRT, Atrial Flutter ... , Ectopic Atrial ... Irregular SVT: Atrial ... Diagnosis #Management #cardiology
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
deflection not AVRT ... /AVNRT. ... • Atrial Flutter ... Diagnosis #Management #cardiology ... #wide #narrow #algorithm