30 results
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
Node, Atrium, AV ... Fibrillation • AV ... • AV Reentry ... #SVT #diagnosis ... conduction #pathways #avnrt
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
, AVNRT, Orthodromic ... AVRT, Atrial Tachycardia ... flutter w/ variable AV ... block, Antidromic AVRT ... with variable AV
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Syndrome (SSS) • AV ... (MAT) • AV node ... : AV re-entrant ... tachycardia (AVRT ... tachycardia (AVNRT
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... (AVRT) in WPW: ... ddx: AVNRT, AVRT ... (SVT) in wide cornplex ... #AVR #leadAVR #ecg
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... TCA-like overdose - AVRT ... with aberrancy in wide ... Brugada criteria) #Diagnosis ... #ECG #Lead #AVR
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• SA Block • AV ... Aflutter • AVNRT ... • AVRT (ie ... with Variable AV ... #Algorithm #causes
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Visual Guide to AV ... (AVNRT) - Pathophysiology ... - Dual AV nodal ... stays inside the AV ... #AVNRT #Pathophysiology
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
Hallmark ECG features ... (VT) AV indicates ... time; and WCT, wide ... #VTach #ECG #EKG ... Electrocardiogram #Diagnosis
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Diagnosis Table ... • ST vs SVT (AVNRT ... whether AF is cause ... abnormality • Beware AV ... #Differential #Diagnosis
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
Evaluation of Regular, Wide-Complex ... AV Dissociation: ... there evidence of AV ... Interpretation #ECG ... #Diagnosis #Cardiology