31 results
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
w/ AV Block, Atrial ... Tachy w/ AV Block ... AV Block, Mobitz ... II AV Block Wide ... SVT WI Wide QRS, Ventricular
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
- w/ variable block ... (3) SA node block ... block 1º - long ... block (lower AV ... block - ventricular
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
High-grade AV Block ... • This is a clinically ... Paroxysmal AV Block ... #AVBlock #cardiology ... ecg #diagnosis #electrocardiogram
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
Degree AV Block ... Block - Mobitz ... until a P wave (ventricular ... Block - Mobitz ... ekg #diagnosis #electrocardiogram
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
ECG features of Ventricular ... Tachycardia (VT) AV ... bundle branch block ... bundle branch block ... VTach #ECG #EKG #Electrocardiogram
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
unusually slow ventricular ... Complete Heart Block ... Tachycardia with 2:1 AV ... Block • Bidirectional ... cardiology #ecg #ekg #electrocardiogram
Paroxysmal AV Block aka Ventricular Standstill
 • Abrupt and persistent AV block ( multiple P waves
Paroxysmal AV Block ... block ( multiple ... • Once the block ... initiated, the block ... cardiology #ecg #ekg #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
1st Degree Heart Block ... Mobitz I Heart Block ... • Block in AV ... beyond AV node) ... Diagnosis #EKG #electrocardiogram
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
block, Multifocal ... bundle branch block ... bundle branch block ... block & bundle ... branch block VA
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... rhythm, Conduction blocks ... system: Conduction blocks ... Fibrillation (V-Fib ... Arrhythmias #Anatomical #Differential