6 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
• Caused by atrial ... + retrograde atrial ... activation from SVT (e.g ... ., junctional rhythm ... diagnosis #cardiology #CVP
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
AV dissociation ... for DDI and an atrial ... than the PPM’s max ... #JVP #Clinical ... #Video #Cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... simultaneously at ... EKG of the same ... #PhysicalExam #JVP ... #Cardiology #Neck
Lancisi's Sign (Tricuspid Regurgitation) in a patient with Atrial Fibrillation

If you went to med school before
a patient with Atrial ... you can dx the rhythm ... #Fibrillation #Neck ... #JVP #Clinical ... #Video #AFib #PhysicalExam
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
Atrial Flutter on ... Neck Examination ... you can dx this rhythm ... #PhysicalExam #JVP ... #Clinical #Video
External Ventricular Drains (EVDs) & ICP waveform interpretation
An EVD is a temporary closed sterile system that
is increased (e.g ... pulse; to CPP ... cerebral compliance (e.g ... - Rhythmic Spikes ... Nick Mark MD @nickmmark