4 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
dissociation ... contraction of atria ... #waves #AV #dissociation ... #jugular #neck ... #cardiology #Canon
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Neck Examination ... AV dissociation ... for DDI and an atrial ... #JVP #Clinical ... #Video #Cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Atrioventricular dissociation ... , it indicates AV ... dissociation + ... activation from SVT (e.g ... #CVP
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... transmitted to JV ... EKG of the same ... #PhysicalExam #JVP ... #Cardiology #Neck