6 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... contraction of atria ... #AV #dissociation ... #JVP #jugular # ... neck #cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... the atria and ventricles ... #Awaves #AVNRT ... #PhysicalExam #JVP ... #Cardiology #Neck
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... against a closed tricuspid ... , it indicates AV ... activation from SVT (e.g ... #cardiology #CVP
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Cannon A Waves on ... Cannon a waves ... AV dissociation ... #Neck #PhysicalExam ... #Video #Cardiology
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
pulmonic stenosis - Cannon ... dissociation, ventricular ... #Waveforms #JVP ... Differential #Diagnosis #PhysicalExam ... #cardiology
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
AVNRT would show ... like a constant cannon ... #PhysicalExam #JVP ... #Clinical #Video ... #Cardiology