15 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... → pressure wave ... wave in the JV. ... #jugular #neck ... #cardiology #Canon
Cannon A Waves on Physical Exam

Dr. Bruno Farnetano @bruno.farnetano

#Cannon #AWaves #CannonA #PhysicalExam #JVP #Jugular #clinical #video
Cannon A Waves on ... bruno.farnetano #Cannon ... #AWaves #CannonA ... #PhysicalExam #JVP ... #neck
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Venous Pressure ... a wave - Atrial ... pulmonic stenosis - Cannon ... waves - Large cv ... #Waveforms #JVP
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 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
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”! ... a waves? ... Clinical #Video #JVP
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 ... EMdoc @EMdoc14 #CannonA ... #JVP #Cardiology
Jugular Waveform Components 
 • a wave - due to atrial contraction: It occurs just before
Jugular Waveform ... wave - due to atrial ... the y descent cannot ... #Waves #Jugular ... #Waveforms #JVP
Abnormal Jugular Venous Pressure (JVP) Algorithm
Outward Wave / Peak
 • With Every Beat
Venous Pressure ... with Every Beat - Cannon ... 'A' Inward Wave ... #Jugular #Venous ... #diagnosis #cardiology
Jugular Venous Pressure Waveform Patterns
A. Tricuspid Regurgitation
B. Tricuspid Stenosis
C. Constrictive Pericarditis
D. Atrial Septal Defect
E. Atrial Fibrillation
F.
Jugular Venous Pressure ... A. ... #Venous #Pressure ... #JVP #Cardiology ... #diagnosis #differential