22 results
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
waves - Atrial ... Atrioventricular dissociation ... #JVP #Differential ... #Diagnosis #PhysicalExam ... #cardiology
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
contraction of atria ... msocoMD #CanonA #Awaves ... #waves #AV #dissociation ... #clinical #video ... neck #cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • The cannon a wave ... 2LmUODZ #Cannon #AWaves ... #diagnosis #cardiology ... #CVP
Jugular Waveform Components 
 • a wave - due to atrial contraction: It occurs just before
Components • a wave ... • c wave - caused ... #Waves #Jugular ... #Waveforms #JVP ... #PhysicalExam #cardiology
Lancisi's Sign on Neck Examination in Severe Tricuspid Regurgitation

Semiology of severe tricuspid insufficiency : venous pulse
with “giant v” waves ... Note the giant cv wave ... with the giant v wave ... #Neck #JVP #Clinical ... #Cardiology
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
is shown on the neck ... diastole, when the tricuspid ... UCSFIMChiefs #CannonA #AWaves ... Complete #HeartBlock #PhysicalExam ... #JVP
Lancisi's sign on Physical Exam
Lancisi's sign = loss of the x descent (in tricuspid regurg) creating
x descent (in tricuspid ... creating a fused cv wave ... #PhysicalExam # ... Waveform #Clinical ... #Video #Neck #JVP
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
AV dissociation ... VivekKulkarniMD #CannonA #AWaves ... #Neck #PhysicalExam ... #JVP #Clinical ... #Video #Cardiology
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
Cannon A Waves in ... ’s the diagnosis ... EMdoc14 #CannonA #AWaves ... #AVNRT #Neck #PhysicalExam ... #JVP #Cardiology
Giant A waves caused by pulmonary HTN. There are two clearly discernible descents (X and Y)
has Kussmaul's sign ... in the venous waveform ... #Neck #PhysicalExam ... #Clinical #Video ... #Cardiology