8 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... dissociation ... #AV #dissociation ... neck #cardiology ... #Canon
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 #
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
Cannon A Waves in ... AVNRT on Neck Physical ... ... regular cannon ... EMdoc @EMdoc14 #CannonA ... #JVP #Cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... Atrioventricular dissociation ... dissociation + ... #AWaves #diagnosis ... #cardiology #CVP
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... regular rapid cannon ... @Hussainch #Cannon ... #PhysicalExam #JVP ... #Cardiology #Neck
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Venous Pressure Waveforms ... pulmonic stenosis - Cannon ... dissociation, ventricular ... #JVP #Differential ... #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
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
RA/CVP Waveform ... Classic “cannon ... systole). ↑ in TR from ... (↓ RV filling from ... #Diagnosis #Cardiology