6 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
• Caused by atrial ... activation from ... SVT (e.g., junctional ... #diagnosis #cardiology ... #CVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... - Differential Diagnosis ... Jugular #Waveforms #JVP ... #Differential #Diagnosis ... #PhysicalExam #
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... are enough to diagnose ... #AVNRT #PhysicalExam ... #JVP #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
junctional tachy not from ... 3 different P waves ... intervals >120-200ms from ... bradyarrhythmia #ECG ... #EKG #diagnosis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
origin within the atria ... (e.g. ectopic atrial ... /Fibrillary = afib ... • Saw-Tooth = Atrial ... Electrocardiogram #cardiology #diagnosis
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
(≥ 0.12s) with abnormal ... opposite direction from ... capture of the atria ... Differential Diagnosis ... arrhythmia • Atrial