11 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... travels up the venous ... #Awaves #waves ... clinical #video #JVP ... #jugular #neck
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
Cannon A Waves in ... AVNRT on Neck Physical ... ... regular cannon ... a waves in AVNRT ... #AVNRT #Neck #PhysicalExam
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... EKG of the same ... waves are enough ... to diagnose the ... #Awaves #AVNRT
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 ... The a wave is the ... a waves”! ... a waves?
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
Abnormal Jugular Venous Pressure (JVP) Algorithm
Outward Wave / Peak
 • With Every Beat
Outward Wave / ... with Every Beat - Cannon ... 'A' Inward Wave ... #Jugular #Venous ... Pressure #Algorithm #diagnosis
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... Venous Pressure ... atrioventricular block ... pulmonic stenosis - Cannon ... #Waveforms #JVP
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
Atrial Flutter on Neck ... clip, one sees a venous ... AVNRT would show ... like a constant cannon ... #PhysicalExam #JVP
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
Interpretation Central venous ... Classic “cannon ... , third degree block ... Interpretation #Diagnosis ... #Cardiology #Venous
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... Diagnosis Summary ... group-beating" on the ECG ... intervals are regular ... #ecg #diagnosis