15 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... AV dissociation ... wave in the JV. ... #AV #dissociation ... #cardiology #Canon
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... a wave usually occurs ... dissociation + ... #AWaves #diagnosis ... #cardiology #CVP
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 ... PhysicalExam #JVP
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 ... increase in CVP ... a waves”! ... Clinical #Video #JVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
pulmonic stenosis - Cannon ... dissociation, ventricular ... waves - Large cv ... #JVP #Differential ... #Diagnosis #PhysicalExam
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
Cannon A Waves in ... ... regular cannon ... a waves in AVNRT ... #Neck #PhysicalExam ... #JVP #Cardiology
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 ... #PhysicalExam #JVP ... #Cardiology #Neck
Jugular Waveform Components 
 • a wave - due to atrial contraction: It occurs just before
Components • a ... wave - due to atrial ... the y descent cannot ... #Waveforms #JVP ... #PhysicalExam #cardiology
Lancisi's sign on Physical Exam
Lancisi's sign = loss of the x descent (in tricuspid regurg) creating
fused cv wave - ... pulsation in IJ vein ... #PhysicalExam # ... Waveform #Clinical ... #Video #Neck #JVP
Abnormal Jugular Venous Pressure (JVP) Algorithm
Outward Wave / Peak
 • With Every Beat
Venous Pressure (JVP ... Algorithm Outward Wave ... with Every Beat - Cannon ... 'A' Inward Wave ... #cardiology #physicalexam