8 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
dissociation ... msocoMD #CanonA #Awaves ... #waves #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 ... AVNRT on Neck Physical ... EMdoc14 #CannonA #AWaves ... #AVNRT #Neck #PhysicalExam ... #JVP #Cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Atrioventricular dissociation ... dissociation + ... activation from SVT (e.g ... 2LmUODZ #Cannon #AWaves ... #CVP
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 ... 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 ... EKG of the same ... Hussainch #Cannon #Awaves ... #JVP #Cardiology ... #Neck #Frog #Sign
Giant A waves caused by pulmonary HTN. There are two clearly discernible descents (X and Y)
has Kussmaul's sign ... have elevated JVP ... amzn.to/2LmUODZ #AWaves ... #Giant #PHTN #JVP ... #Neck #PhysicalExam
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular Venous ... Diagnosis - Absent ... Atrioventricular dissociation ... - Large cv waves ... Jugular #Waveforms #JVP
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
(> 160ms) - AV ... dissociation (P ... nadir of the S-wave ... nadir of the S-wave ... #ecg #ekg #cardiology