8 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... contraction of atria ... MD @msocoMD #CanonA ... #AV #dissociation ... #Canon
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • The cannon a wave ... activation from SVT (e.g ... amzn.to/2LmUODZ #Cannon ... #AWaves #diagnosis
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Cannon A Waves on ... Cannon a waves ... Cannon a waves indicate ... AV dissociation ... #AWaves #Neck #
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 ... rapid cannon a ... waves are enough ... #Awaves #AVNRT
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... - Prominent a waves ... pulmonic stenosis - Cannon ... a waves - Atrioventricular ... dissociation, ventricular
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
Atrial Flutter on ... AVNRT would show ... like a constant cannon ... a wave. ... JVP #Clinical #Video
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
In most case P wave ... as 'pseudo-s' wave ... and 'pseudo-r' wave ... ECG usually shows ... : regular narrow
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
200 msec) • P wave ... intervals until a P wave ... completely absent, P waves ... heartblock #cardiology #ecg ... #ekg #diagnosis