19 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Atrioventricular dissociation ... , it indicates AV ... dissociation + ... activation from SVT (e.g ... AWaves #diagnosis #cardiology
Acute Anterior MI with AV Dissociation #Clinical #Cardiology #EKG #Anterior #STEMI #AVDissociation #Dissociation #ECGEducator
Anterior MI with AV ... Dissociation #Clinical ... #Cardiology #EKG ... Anterior #STEMI #AVDissociation ... #Dissociation #
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 ... Interpretation #ECG ... #Diagnosis #Cardiology
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
heart block, sino-atrial ... disso­ciation, AV ... Non-paroxysmal atrial ... The various ECG ... #Diagnosis #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 ... for DDI and an atrial ... Clinical #Video #Cardiology
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
morphology ● AV ... dissociation (P ... AV dissociation ... Aberration #Aberrancy #Comparison ... #Diagnosis #Cardiology
Ventricular Fibrillation on POCUS - Apical 4 Chamber View

A 50-year-old woman with a history of cardiac
with preserved atrial ... atrioventricular dissociation ... echocardiogram #cardiology ... clinical #a4c #AV ... #Dissociation
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
First Degree AV ... independently of the atria ... dissociation and ... heart #heartblock #cardiology ... #ecg #ekg #diagnosis
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
Approach to ECGs ... (> 160ms) - AV ... dissociation (P ... VT #VTach #SVT #Comparison ... #ekg #cardiology
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
a patient with AV ... dissociation ... contraction of atria ... #dissociation # ... jugular #neck #cardiology