8 results
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
Cannon A Waves of ... is shown on the neck ... a waves”! ... a waves? ... #AWaves #Complete
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... Diagnosis - Absent ... a wave - Atrial ... pulmonic stenosis - Cannon ... Jugular #Waveforms #JVP
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... a wave usually ... activation from SVT (e.g ... #AWaves #diagnosis ... #cardiology #CVP
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... In AVNRT, the atria ... a waves are enough ... to diagnose the ... #Awaves #AVNRT
Lancisi's Sign (Tricuspid Regurgitation) in a patient with Atrial Fibrillation

If you went to med school before
Tricuspid Regurgitation ... a patient with Atrial ... obscenely huge waves ... it giant A or V wave ... #Neck #JVP #Clinical
Abnormal Jugular Venous Pressure (JVP) Algorithm
Outward Wave / Peak
 • With Every Beat
Abnormal Jugular ... Algorithm Outward Wave ... 'CV' Fusion of Lancisi ... with Every Beat - Cannon ... 'A' Inward Wave
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
RA/CVP Waveform ... venous pressure (CVP ... Classic “cannon ... with mitral regurgitation ... Interpretation #Diagnosis
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
(≥ 0.12s) with abnormal ... No associated P-wave ... , and the T-wave ... Diagnosis: • PAC ... #diagnosis #differential