29 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... against a closed tricuspid ... • The cannon a wave ... activation from SVT (e.g ... 2LmUODZ #Cannon #AWaves
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
Cannon A Waves of ... is shown on the neck ... diastole, when the tricuspid ... UCSFIMChiefs #CannonA #AWaves ... #Video #JVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... - Prominent a waves ... - Large cv waves ... Cardiac tamponade #Abnormal ... Jugular #Waveforms #JVP
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
negatively-directed flutter waves ... positively-directed flutter waves ... to the flutter waves ... #Flutter #Types ... #Classification
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
contraction of atria ... msocoMD #CanonA #Awaves ... #clinical #video ... #JVP #jugular # ... neck #cardiology
Wellen's Syndrome 
Type A - Biphasic T wave 
Type B - Deeply inverted T wave
A - Biphasic T wave ... inverted T wave ... specific for a critical ... #TypeB #Classification ... #EKG #ECG #Electrocardiogram
Lancisi's Sign on Neck Examination in Severe Tricuspid Regurgitation

Semiology of severe tricuspid insufficiency : venous pulse
Lancisi's Sign on Neck ... with “giant v” waves ... Note the giant cv wave ... with the giant v wave ... #JVP #Clinical
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Cannon A Waves on ... Cannon a waves ... for DDI and an atrial ... VivekKulkarniMD #CannonA #AWaves ... #JVP #Clinical
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... In AVNRT, the atria ... EKG of the same ... rapid cannon a waves ... Hussainch #Cannon #Awaves
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... • Saw-Tooth = Atrial ... • 2° Block Type ... • 2° Block Type ... Interpretation #ECG