17 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
• Caused by atrial ... against a closed tricuspid ... activation from SVT (e.g ... #diagnosis #cardiology ... #CVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
- Differential Diagnosis ... - Atrial flutter ... Atrioventricular dissociation ... Jugular #Waveforms #JVP ... #Differential #Diagnosis
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
is shown on the neck ... increase in CVP ... diastole, when the tricuspid ... When the atrium ... Clinical #Video #JVP
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
contraction of atria ... in the JV. ... #waves #AV #dissociation ... clinical #video #JVP ... #jugular #neck
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
circuit around the tricuspid ... through the cavo-tricuspid ... appearance on ECG ... #Diagnosis #ECG ... #EKG #Cardiology
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Neck Examination ... AV dissociation ... for DDI and an atrial ... #Neck #PhysicalExam ... #JVP #Clinical
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... are enough to diagnose ... #PhysicalExam #JVP ... #Cardiology #Neck
Lancisi's Sign (Tricuspid Regurgitation) in a patient with Atrial Fibrillation

If you went to med school before
Lancisi's Sign (Tricuspid ... a patient with Atrial ... Regurgitation #Atrial ... #Fibrillation #Neck ... #JVP #Clinical
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
RA/CVP Waveform ... venous pressure (CVP ... ventricle (RV), tricuspid ... forward flow like tricuspid ... Interpretation #Diagnosis
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
venous pressure (CVP ... artery pressure – CVP ... = [mean PAp – CVP ... closure of the tricuspid ... Interpretation #Diagnosis