11 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... contraction of atria ... in the JV. ... clinical #video #JVP ... #jugular #neck
Lancisi's Sign on Neck Examination in Severe Tricuspid Regurgitation

Semiology of severe tricuspid insufficiency : venous pulse
Lancisi's Sign on Neck ... pulse with “giant ... of the jugular ... venous pulse seen ... #JVP #Clinical
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Venous Pressure ... pulmonic stenosis - Cannon ... dissociation, ventricular ... - Large cv waves ... #Waveforms #JVP
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 ... increase in CVP ... diastole, when the tricuspid ... Clinical #Video #JVP
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • Caused by atrial ... against a closed tricuspid ... activation from SVT (e.g ... #cardiology #CVP
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Cannon A Waves on ... Cannon a waves ... AV dissociation ... #AWaves #Neck # ... PhysicalExam #JVP
Jugular Waveform Components 
 • a wave - due to atrial contraction: It occurs just before
Jugular Waveform ... sound and carotid pulse ... the y descent cannot ... #Waves #Jugular ... #Waveforms #JVP
Lancisi's sign in Severe Tricuspid Regurgitation - Physical Exam
Note the large systolic jugular venous wave caused
sign in Severe Tricuspid ... large systolic jugular ... venous wave caused ... PhysicalExam #Cardiology #Neck ... #Jugular #JVP
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... In AVNRT, the atria ... transmitted to JV ... #PhysicalExam #JVP ... #Cardiology #Neck
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
Atrial Flutter on ... Neck Examination ... pulse of 140, being ... like a constant cannon ... #PhysicalExam #JVP