11 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Atrioventricular dissociation ... , it indicates AV ... dissociation + ... AWaves #diagnosis #cardiology
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
morphology ● AV ... dissociation (P ... AV dissociation ... Comparison #Diagnosis #Cardiology
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
AV Dissociation: ... there evidence of AV ... dissociation (fusion ... Electrocardiogram #Diagnosis #Cardiology
Ventricular Fibrillation with AV dissociation (Pig Model)

This is in our pig model of reperfusion injury with
Fibrillation with AV ... dissociation (Pig ... video #pig #model #cardiology
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
waves indicate AV ... dissociation: 3rd ... deg AV block, or ... Clinical #Video #Cardiology
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
Atrioventricular (AV ... First Degree AV ... Second Degree AV ... node dissociation ... heart #heartblock #cardiology
Acute Anterior MI with AV Dissociation #Clinical #Cardiology #EKG #Anterior #STEMI #AVDissociation #Dissociation #ECGEducator
Anterior MI with AV ... Dissociation #Clinical ... #Cardiology #EKG ... AVDissociation #Dissociation
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
(> 160ms) - AV ... dissociation (P ... Versus #ecg #ekg #cardiology
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
a patient with AV ... dissociation ... Awaves #waves #AV ... #dissociation # ... jugular #neck #cardiology
Ventricular Fibrillation on POCUS - Apical 4 Chamber View

A 50-year-old woman with a history of cardiac
atrioventricular dissociation ... echocardiogram #cardiology ... clinical #a4c #AV ... #Dissociation