8 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... patient with AV dissociation ... #Awaves #waves ... #AV #dissociation ... #jugular #neck
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Venous Pressure Waveforms ... - Absent a wave ... 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 ... a wave usually occurs ... it indicates AV dissociation ... #AWaves #diagnosis
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
Cannon A Waves of ... The a wave is the ... a waves”! ... a waves? ... #AWaves #Complete
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Cannon A Waves on ... Cannon a waves ... Cannon a waves indicate ... AV dissociation ... #AWaves #Neck #
Jugular Waveform Components 
 • a wave - due to atrial contraction: It occurs just before
Jugular Waveform ... Components • a wave ... • c wave - caused ... #Waves #Jugular ... #Waveforms #JVP
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... rapid cannon a ... waves are enough ... @Hussainch #Cannon ... #Awaves #AVNRT
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
RA/CVP Waveform ... pressure (RAP) waveform ... The waveform morphology ... Classic “cannon ... #Waveform #Interpretation