6 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 ... diastole, when the tricuspid ... a waves”! ... #AWaves #Complete
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... Diagnosis - Absent ... pulmonic stenosis - Cannon ... Jugular #Waveforms #JVP ... #Differential #
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... against a closed tricuspid ... a wave usually ... #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 ... a waves are enough ... to diagnose the ... #Awaves #AVNRT ... #Cardiology #Neck
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
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