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Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
Almost any type ... However, type II ... Wenckebach type ... #Diagnosis #Cardiology ... #EKG #ECG #Digoxin
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
Type 1 (Weinckebach ... Type 2 "If some ... Type 2" • Intermittently ... #heartblock #cardiology ... #ecg #ekg #diagnosis
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
aka Wenckebach): ... • Block in AV ... #Types #Classification ... #EKG #electrocardiogram ... #ecg #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... (1°, 3° and Type ... (1°, 3°, and Type ... Diagnosis #Causes ... #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
block (lower AV ... block - ventricular ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
) - ECG Diagnosis ... Block Type I aka ... Block type II ( ... #cardiology #ekg ... #ecg #diagnosis