9 results
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
Cannon A Waves of ... is shown on the neck ... diastole, when the tricuspid ... PhysicalExam #Clinical #Video ... #JVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Venous Pressure Waveforms ... - Differential ... Diagnosis - Absent ... pulmonic stenosis - Cannon ... #JVP #Differential
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Cannon A Waves on ... Cannon a waves ... Cannon a waves indicate ... #AWaves #Neck # ... PhysicalExam #JVP
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... against a closed tricuspid ... a wave usually ... #AWaves #diagnosis ... #cardiology #CVP
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... a waves are enough ... to diagnose the ... #Awaves #AVNRT ... #Cardiology #Neck
Giant A waves caused by pulmonary HTN. There are two clearly discernible descents (X and Y)
have elevated JVP ... in the venous waveform ... the underlying diagnosis ... #Neck #PhysicalExam ... #Clinical #Video
Lancisi's sign on Physical Exam
Lancisi's sign = loss of the x descent (in tricuspid regurg) creating
x descent (in tricuspid ... creating a fused cv wave ... #PhysicalExam #Waveform ... #Clinical #Video ... #Neck #JVP #Tricuspid
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
RA/CVP Waveform ... Interpretation ... Classic “cannon ... #Waveform #Interpretation ... #Diagnosis #Cardiology
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
Catheterization Cheat Sheet: Interpretation ... diastole) ● c wave ... closure of the tricuspid ... ● v wave: ventricular ... #Diagnosis #RightHeartCatheterization