6 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... dissociation ... #Awaves #waves ... #AV #dissociation ... #jugular #neck
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... - Absent a wave ... waves - Atrial ... dissociation, ventricular ... #Diagnosis #PhysicalExam
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 ... #AWaves #Neck # ... PhysicalExam #JVP
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... Atrioventricular dissociation ... a wave usually occurs ... dissociation + ... #AWaves #diagnosis
Abnormal Jugular Venous Pressure (JVP) Algorithm
Outward Wave / Peak
 • With Every Beat
Abnormal Jugular ... Outward Wave / ... 'CV' Fusion of Lancisi ... 'A' Inward Wave ... #Jugular #Venous
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... In AVNRT, the atria ... waves are enough ... #Awaves #AVNRT ... #PhysicalExam #JVP