12 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... pressure → pressure wave ... exaggerated A wave ... msocoMD #CanonA #Awaves ... #waves #AV #dissociation
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Diagnosis - Absent a wave ... - Flutter waves ... - Prominent a waves ... block - Large a waves ... - Large cv waves
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
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 ... VivekKulkarniMD #CannonA #AWaves ... #JVP #Clinical
Jugular Waveform Components 
 • a wave - due to atrial contraction: It occurs just before
Components • a wave ... • c wave - caused ... • v wave - results ... #Waves #Jugular ... #Waveforms #JVP
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
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
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
RA/CVP Waveform ... Classic “cannon waves ... block) - ‘c’ wave ... systole): c-v wave ... of RV - ‘v’ wave
Lancisi's Sign (Tricuspid Regurgitation) in a patient with Atrial Fibrillation

If you went to med school before
obscenely huge waves ... it giant A or V wave ... #Fibrillation #Neck ... #JVP #Clinical ... #PhysicalExam #Cardiology
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
In most case P wave ... as 'pseudo-s' wave ... and 'pseudo-r' wave ... ECG usually shows ... #cardiology #SVT