18 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
against a closed tricuspid ... activation from ... SVT (e.g., junctional ... #diagnosis #cardiology ... #CVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
- Differential Diagnosis ... - Atrial flutter ... Atrioventricular dissociation ... Jugular #Waveforms #JVP ... #Differential #Diagnosis
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
circuit around the tricuspid ... through the cavo-tricuspid ... appearance on ECG ... #Diagnosis #ECG ... #EKG #Cardiology
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
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
Interpretation ... ventricle (RV), tricuspid ... systole). ↑ in TR from ... (↓ RV filling from ... #Diagnosis #Cardiology
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
Catheterization Cheat Sheet: Interpretation ... venous pressure (CVP ... closure of the tricuspid ... Visualmed #RHC #Interpretation ... #Diagnosis #RightHeartCatheterization
Pericardial Tamponade
Beck's Triad 
1. Hypotension 
2. Jugular venous distension 
3. Muffled heart sounds 
Patient will be
Tamponade Beck's Triad ... heart sounds, JVD ... paradoxus - ECG ... collapse of RV - Treatment ... #Diagnosis #Cardiology
External Ventricular Drains (EVDs) & ICP waveform interpretation
An EVD is a temporary closed sterile system that
& ICP waveform interpretation ... is increased (e.g ... cerebral compliance (e.g ... Nick Mark MD @nickmmark ... #neurosurgery #diagnosis
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Shock - Diagnosis ... telemetry, 12-Lead EKG ... - Distended neck ... crackles, elevated JVP ... #criticalcare #treatment
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
your R is far from ... independently of the atria ... leading to AV node dissociation ... heartblock #cardiology #ecg ... #ekg #diagnosis