4 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
patient with AV dissociation ... #waves #AV #dissociation ... #clinical #video ... #JVP #jugular # ... neck #cardiology
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... Pressure Waveforms - Differential ... Diagnosis - Absent ... Atrioventricular dissociation ... #JVP #Differential
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
against a closed tricuspid ... 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
EKG of the same ... are enough to diagnose ... excludes other differentials ... that’s called “clinical ... #Cardiology #Neck