7 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 ... Hussainch #Cannon #Awaves ... #JVP #Cardiology ... #Neck #Frog #Sign
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 ... EMdoc14 #CannonA #AWaves ... #AVNRT #Neck #PhysicalExam ... #JVP #Cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... activation from SVT (e.g ... 2LmUODZ #Cannon #AWaves ... #diagnosis #cardiology ... #CVP
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
dissociation (P ... nadir of the S-wave ... nadir of the S-wave ... #Versus #ecg #ekg ... #cardiology #diagnosis
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... aVR • Classic EKG ... prominent terminal R wave ... #AVR #leadAVR #ecg ... #ekg #differential
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
100 Wide (1) VT ... 3 different P waves ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #differential
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
of a variable P-wave ... dissociation ... #cardiology #ekg ... #ecg #electrocardiogram ... #comparison