5 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... dissociation ... → pressure wave ... #AV #dissociation ... #jugular #neck
Jugular Venous Pressure Waveform Patterns
A. Tricuspid Regurgitation
B. Tricuspid Stenosis
C. Constrictive Pericarditis
D. Atrial Septal Defect
E. Atrial Fibrillation
F.
Jugular Venous Pressure ... Waveform Patterns ... Tricuspid Regurgitation ... #Pressure #Waveform ... #Patterns #JVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... Venous Pressure ... pulmonic stenosis - Cannon ... dissociation, ventricular ... #Waveforms #JVP
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... Atrioventricular dissociation ... , it indicates AV ... dissociation + ... #AWaves #diagnosis
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... abrupt rise in RA pressure ... to diagnose the ... #PhysicalExam #JVP ... #Cardiology #Neck