21 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 ... #cardiology #conduction
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • LMCA clusvon has ... tachycardia (SVT ... #AVR #leadAVR #ecg ... #differential #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
(SSS) • AV node ... (MAT) • AV node ... : AV re-entrant ... ), AV nodal re-entrant ... Diagnosis #Causes #cardiology
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
1. aVR: Is the ... deflection in aVR ... AV Dissociation: ... there evidence of AV ... #Diagnosis #Cardiology
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
Hallmark ECG features ... of Ventricular Tachycardia ... (VT) AV indicates ... #VTach #ECG #EKG ... Electrocardiogram #Diagnosis #Cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• Sick Sinus Syndrome ... • SA Block • AV ... AVNRT • AVRT ... with Variable AV ... tachyarrhythmias #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
rhythms (5) AV ... QRS - Proximal AV ... block (lower AV ... Wide QRS - Distal AV ... electrocardiogram #cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... is positive in aVR ... (> 160ms) - AV ... VentricularTachycardia #Versus #ecg ... #ekg #cardiology
Supraventricular Tachycardia EKG

Here’s a great ECG case of a 50-year-old lady who presented with palpitations

Her heart
Supraventricular Tachycardia ... probably because it has ... @EM_RESUS #AVRT ... #Tachycardia #EKG ... #Cardiology #EKG
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Visual Guide to AV ... - Dual AV nodal ... stays inside the AV ... Visualmedapp #AV ... #cardiology #SVT