4 results
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 ... @Hussainch #Cannon ... #Awaves #AVNRT
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... dissociation • The cannon ... SVT (e.g., junctional ... amzn.to/2LmUODZ #Cannon ... #AWaves #diagnosis
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 ... #Flutter #Neck ... #PhysicalExam #JVP
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
- Regular ( ... tachy not from ... 3 different P waves ... bradyarrhythmia #ECG ... #EKG #diagnosis