10 results
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Cannon A Waves on Neck ... waves indicate AV ... dissociation: 3rd ... JVP #Clinical #Video ... #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 ... Interpretation #ECG #EKG #Electrocardiogram ... #Diagnosis #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
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
First Degree AV ... node dissociation ... heart #heartblock #cardiology ... #ecg #ekg #diagnosis ... #electrocardiogram
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
a patient with AV ... dissociation ... clinical #video ... #JVP #jugular #neck ... #cardiology #Canon
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
(> 160ms) - AV ... dissociation (P ... VT #VTach #SVT #Comparison ... Versus #ecg #ekg #cardiology ... #diagnosis #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
the presence of AV ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram ... variants #clinical #comparison
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
the presence of AV ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram ... variants #clinical #comparison
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
terminalis) or in AV ... dissociation ... #cardiology #ekg ... #ecg #electrocardiogram ... #comparison
Tuberculous Pericarditis- On examination, the patient’s neck veins were distended, and heart sounds were muffled. An
the patient’s neck ... An electrocardiogram ... A [arrow] and Video ... A diagnosis of tuberculous ... NEJM #clinical #radiology