5 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 ... #JVP #jugular # ... neck #cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
against a closed tricuspid ... Atrioventricular dissociation ... , it indicates AV ... dissociation + ... #CVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... - Differential Diagnosis ... Atrioventricular dissociation ... #Waveforms #JVP ... #Differential #Diagnosis
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
the atria and ventricles ... are enough to diagnose ... differentials of narrow complex ... that’s called “clinical ... #Neck #Frog #Sign
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Neck Examination ... AV dissociation ... : 3rd deg AV block ... for DDI and an atrial ... #JVP #Clinical