12 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... MD @msocoMD #CanonA ... #Awaves #waves ... clinical #video #JVP ... #cardiology #Canon
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
Cannon A Waves of ... this results in “cannon ... our patient have cannon ... UCSFIMChiefs #CannonA ... #AWaves #Complete
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
Lancisi's Sign on Neck Examination in Severe Tricuspid Regurgitation

Semiology of severe tricuspid insufficiency : venous pulse
Lancisi's Sign on ... with “giant v” waves ... Note the giant cv wave ... with the giant v wave ... #Neck #JVP #Clinical
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... Venous Pressure ... pulmonic stenosis - Cannon ... Cardiac tamponade #Abnormal ... Jugular #Waveforms #JVP
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... dissociation • The cannon ... a wave usually ... amzn.to/2LmUODZ #Cannon ... #AWaves #diagnosis
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... regular rapid cannon ... @Hussainch #Cannon ... #Awaves #AVNRT ... #PhysicalExam #JVP
Abnormal Jugular Venous Pressure (JVP) Algorithm
Outward Wave / Peak
 • With Every Beat
Abnormal Jugular ... Outward Wave / ... 'CV' Fusion of Lancisi ... with Every Beat - Cannon ... 'A' Inward Wave
Lancisi's sign in Severe Tricuspid Regurgitation - Physical Exam
Note the large systolic jugular venous wave caused
Lancisi's sign in ... systolic jugular venous ... wave caused by ... PhysicalExam #Cardiology #Neck ... #Jugular #JVP
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
Atrial Flutter on ... Neck Examination ... clip, one sees a venous ... like a constant cannon ... #PhysicalExam #JVP