19 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... exaggerated A wave ... msocoMD #CanonA #Awaves ... #waves #AV #dissociation ... #jugular #neck
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
Cannon A Waves in ... AVNRT on Neck Physical ... a waves in AVNRT ... EMdoc14 #CannonA #AWaves ... #JVP #Cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • The cannon a wave ... , it indicates AV ... 2LmUODZ #Cannon #AWaves ... #CVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Diagnosis - Absent a wave ... tachycardia - Flutter waves ... - Prominent a waves ... block - Large a waves ... - Large cv waves
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 ... VivekKulkarniMD #CannonA #AWaves
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... the atria and ventricles ... rapid cannon a waves ... Hussainch #Cannon #Awaves ... #JVP #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 ... of the jugular ... #Neck #JVP #Clinical
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
being the "c" wave ... accentuated the "a" wave ... single large “a/c” wave ... constant cannon a wave ... we see flutter waves
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
interval < 120 ms = AV ... (e.g. ectopic atrial ... Interpretation #ECG ... #Electrocardiogram ... #cardiology #diagnosis
Lancisi's Sign - Severe Trisuspid Regurgitation on neck JVP examination.

What's the valvular lesion? 

Those are giant
Severe Trisuspid Regurgitation ... on neck JVP examination ... giant V (or CV) waves ... #Jugular #JVP # ... Cardiology