7 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... → pressure wave ... wave in the JV. ... #Awaves #waves ... #JVP #jugular #
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... Venous Pressure ... waves - Atrial ... 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 during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... rapid cannon a ... waves are enough ... #Awaves #AVNRT ... #PhysicalExam #JVP
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
the flutter waves ... c” wave as A and ... constant cannon ... a wave. ... #PhysicalExam #JVP
Abnormal Jugular Venous Pressure (JVP) Algorithm
Outward Wave / Peak
 • With Every Beat
Abnormal Jugular ... (JVP) Algorithm ... Outward Wave / ... with Every Beat - Cannon ... 'A' Inward Wave
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
RA/CVP Waveform ... pressure (CVP) ... pressure (RAP) waveform ... Classic “cannon ... waves” caused by