11 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... pressure → pressure wave ... exaggerated A wave ... #Awaves #waves ... clinical #video #JVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Venous Pressure Waveforms ... pulmonic stenosis - Cannon ... - Large cv waves ... #Jugular #Waveforms ... #JVP #Differential
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • The cannon ... a wave usually occurs ... #AWaves #diagnosis ... #cardiology #CVP
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
Cannon A Waves of ... increase in CVP ... a waves”! ... #AWaves #Complete ... Clinical #Video #JVP
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 ... #AWaves #Neck # ... PhysicalExam #JVP
Jugular Waveform Components 
 • a wave - due to atrial contraction: It occurs just before
Jugular Waveform ... Components • a wave ... • c wave - caused ... the y descent cannot ... #Waveforms #JVP
Lancisi's sign on Physical Exam
Lancisi's sign = loss of the x descent (in tricuspid regurg) creating
x descent (in tricuspid ... wave - appears ... #PhysicalExam #Waveform ... Clinical #Video #Neck ... #JVP #Tricuspid
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... regular rapid cannon ... a waves are enough ... #Awaves #AVNRT ... #PhysicalExam #JVP
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
RA/CVP Waveform ... venous pressure (CVP ... pressure (RAP) waveform ... Classic “cannon ... MD @rishimd #CVP
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
being the "c" wave ... like a constant cannon ... a wave. ... we see flutter waves ... #PhysicalExam #JVP