10 results
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
in narrow complex ... tachycardias - ... from SVT with aberrancy ... using the Vereckei criteria ... #Diagnosis #Cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
aVR in narrow cornplex ... • Narrow complex ... tachycardia (SVT ... • Vereckei criteria ... than Brugada criteria
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
: • ST vs SVT ... > SVT+conduction ... Don't rely on criteria ... abnormality • Beware AV ... Irregular #causes #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... (>100 bpm) - Narrow ... AVNRT • AVRT ... WPW) - Narrow ... tachyarrhythmias #Cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Differential Diagnosis Algorithm ... Narrow Complex ... Narrow Complex ... Differential #Diagnosis #Algorithm ... #Causes #cardiology
Morphological Criteria for Discriminating Ventricular Tachycardia from Supraventricular Tachycardia with Aberration

Source Article: Wide Complex Tachycardia –
Morphological Criteria ... #Cardiology #ECG ... Electrocardiogram #VTach #SVT ... #Differences #Comparison ... #Brugada #Algorithm
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Tachycardia - Differential ... deflection not AVRT ... • SVT. 140-280 ... • DDx: SVT + ... algorithm #irregular
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Treatment of Stable ... cardioversion • If known SVT ... WPW) - Avoid AV ... aberrancy - Follow narrow-complex ... #cardiology #algorithm
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
morphology ● AV ... Brugada algorithm ... Morphology criteria ... Aberration #Aberrancy #Comparison ... #Diagnosis #Cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Narrow-Complex ... Probably AVnRT or AVRT ... #Treatment #management ... #cardiology #algorithm