12 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 ... #clinical #video ... #JVP #jugular # ... neck #cardiology
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
waves - Atrial ... pulmonic stenosis - Cannon ... dissociation, ventricular ... - Large cv waves ... #JVP #Differential
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... a wave usually occurs ... activation from SVT (e.g ... #AWaves #diagnosis ... #cardiology #CVP
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 ... UCSFIMChiefs #CannonA #AWaves ... #Video #JVP
Lancisi's sign on Physical Exam
Lancisi's sign = loss of the x descent (in tricuspid regurg) creating
Lancisi's sign on ... wave - appears ... #PhysicalExam #Waveform ... #Clinical #Video ... #Neck #JVP #Tricuspid
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 ... AV dissociation ... #JVP #Clinical
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
Cannon A Waves in ... fever, what’s the clinical ... a waves in AVNRT ... EMdoc14 #CannonA #AWaves ... #JVP #Cardiology
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
Atrial Flutter on ... like a constant cannon ... #Flutter #Neck ... #PhysicalExam #JVP ... #Clinical #Video
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 ... a waves are enough ... #Awaves #AVNRT ... #PhysicalExam #JVP
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
RA/CVP Waveform ... venous pressure (CVP ... fibrillation/flutter ... Classic “cannon ... MD @rishimd #CVP