9 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... AV dissociation ... wave in the JV. ... #jugular #neck ... #cardiology #Canon
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Waveforms - Differential ... wave - Atrial fibrillation ... pulmonic stenosis - Cannon ... dissociation, ventricular ... #Waveforms #JVP
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 ... PhysicalExam #JVP
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... Atrioventricular dissociation ... a wave usually occurs ... it indicates AV dissociation ... #cardiology #CVP
Jugular Waveform Components 
 • a wave - due to atrial contraction: It occurs just before
Jugular Waveform ... the y descent cannot ... #Waves #Jugular ... #Waveforms #JVP ... #PhysicalExam #cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... rapid cannon a ... waves are enough ... #PhysicalExam #JVP ... #Cardiology #Neck
Lancisi's Sign (Tricuspid Regurgitation) in a patient with Atrial Fibrillation

If you went to med school before
Atrial Fibrillation ... obscenely huge waves ... or V wave? ... Neck #JVP #Clinical ... #Video #AFib #PhysicalExam
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
c” wave as A and ... constant cannon ... a wave. ... #PhysicalExam #JVP ... Clinical #Video #Cardiology
RA/CVP Waveform Interpretation

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