12 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
• Caused by atrial ... against a closed tricuspid ... activation from SVT (e.g ... #diagnosis #cardiology ... #CVP
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
is shown on the neck ... increase in CVP ... diastole, when the tricuspid ... #Complete #HeartBlock ... #Video #JVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
- Differential Diagnosis ... - Atrial flutter ... Atrioventricular dissociation ... Jugular #Waveforms #JVP ... #Differential #Diagnosis
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
contraction of atria ... #waves #AV #dissociation ... #clinical #video ... #JVP #jugular # ... neck #cardiology
Cannon A Waves on Neck Examination

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

If you went to med school before
Lancisi's Sign (Tricuspid ... a patient with Atrial ... Regurgitation #Atrial ... #Fibrillation #Neck ... #JVP #Clinical
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Summary of Heart ... Degree, Mobitz II HeartBlock ... P and QRS • Atrial ... #Diagnosis #EKG ... electrocardiogram #ecg
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
independently of the atria ... leading to AV node dissociation ... Blocks #heart #heartblock ... #cardiology #ecg ... #ekg #diagnosis
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Shock - Diagnosis ... and Management Summary ... telemetry, 12-Lead EKG ... - Distended neck ... crackles, elevated JVP