7 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • The cannon a wave ... 2LmUODZ #Cannon #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 ... rapid cannon a waves ... Hussainch #Cannon #Awaves ... #PhysicalExam #JVP ... #Cardiology #Neck
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
Osborn waves - positive ... - are abnormal electrocardiogram ... or idiopathic ventricular ... #Cardiology #diagnosis ... #CriticalCare #
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
160ms) - AV dissociation ... nadir of the S-wave ... nadir of the S-wave ... #ekg #cardiology ... #diagnosis #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
non-conducted P wave ... Brady Management ... Non-conducted P waves ... #EKG #electrocardiogram ... #ecg #cardiology
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 ... (ventricular complex ... completely absent, P waves ... #ecg #ekg #diagnosis
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
auscultation, JVD ... ECG is vital while ... #algorithm #management ... #cardiology #treatment ... heartfailure #chf #criticalcare