9 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... contraction of atria ... MD @msocoMD #CanonA ... #JVP #jugular # ... #Canon
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 ... #Neck #PhysicalExam
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... 1272139402366595072 Number of Cannon ... rapid cannon a ... @Hussainch #Cannon ... #PhysicalExam #JVP
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
Cannon A Waves of ... this results in “cannon ... our patient have cannon ... UCSFIMChiefs #CannonA ... #HeartBlock #PhysicalExam
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
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • The cannon ... activation from SVT (e.g ... amzn.to/2LmUODZ #Cannon ... #AWaves #diagnosis
Abnormal Jugular Venous Pressure (JVP) Algorithm
Outward Wave / Peak
 • With Every Beat
Wave / Peak • ... Fusion of Lancisi Sign ... with Every Beat - Cannon ... 'A' Inward Wave ... #physicalexam
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
a wave - Atrial ... pulmonic stenosis - Cannon ... dissociation, ventricular ... #Waveforms #JVP ... Diagnosis #PhysicalExam
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