9 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... MD @msocoMD #CanonA ... #Awaves #waves ... #jugular #neck ... #cardiology #Canon
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
a wave - Atrial ... waves - Atrial ... pulmonic stenosis - Cannon ... a waves - Atrioventricular ... #Waveforms #JVP
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
Cannon A Waves in ... ... regular cannon ... #AWaves #AVNRT ... #Neck #PhysicalExam ... #JVP #Cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... dissociation • The cannon ... a wave usually ... #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 ... waves are enough ... #Awaves #AVNRT ... #PhysicalExam #JVP ... #Cardiology #Neck
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
Atrial Flutter on ... like a constant cannon ... a wave. ... #Flutter #Neck ... #PhysicalExam #JVP
Jugular Waveform Components 
 • a wave - due to atrial contraction: It occurs just before
Jugular Waveform ... the y descent cannot ... #Waves #Jugular ... #Waveforms #JVP ... #PhysicalExam #cardiology
Abnormal Jugular Venous Pressure (JVP) Algorithm
Outward Wave / Peak
 • With Every Beat
Outward Wave / ... with Every Beat - Cannon ... 'A' Inward Wave ... #Jugular #Venous ... #cardiology #physicalexam
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
RA/CVP Waveform ... Classic “cannon ... waves” caused by ... block) - ‘c’ wave ... #Diagnosis #Cardiology