11 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... travels up the venous ... #AV #dissociation ... clinical #video #JVP ... #jugular #neck
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 ... #AWaves #AVNRT ... #Neck #PhysicalExam
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... waves are enough ... to diagnose the ... #Awaves #AVNRT ... #PhysicalExam #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 ... AV dissociation ... #AWaves #Neck # ... PhysicalExam #JVP
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... a wave usually occurs ... , it indicates AV ... #AWaves #diagnosis ... #cardiology #CVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Venous Pressure ... pulmonic stenosis - Cannon ... dissociation, ventricular ... #Waveforms #JVP ... Diagnosis #PhysicalExam
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 ... of the jugular ... #JVP #Clinical
Abnormal Jugular Venous Pressure (JVP) Algorithm
Outward Wave / Peak
 • With Every Beat
Outward Wave / ... Fusion of Lancisi Sign ... with Every Beat - Cannon ... 'A' Inward Wave ... #Jugular #Venous
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
AVNRT would show ... like a constant cannon ... a wave. ... #PhysicalExam # ... JVP #Clinical #Video
Giant A waves caused by pulmonary HTN. There are two clearly discernible descents (X and Y)
Giant A waves caused ... following the wave ... has Kussmaul's sign ... you see in the venous ... #Neck #PhysicalExam