7 results
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Summary of Heart Blocks ... • Prolonged PR ... • Treatment: Pacemaker ... • Treatment: Pacemaker ... HeartBlocks #Types #Classification
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Multifocal Atrial ... Rhythm / Multifocal ... irregular PP and PR ... focus from the ... electrocardiogram #comparison
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
PR interval ... There is constant PR ... by a junctional pacemaker ... an infra-Hisian pacemaker ... electrocardiogram #classification
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
- w/ variable block ... (3) Multifocal ... 1º - long PR intervals ... successively longer PR ... - ventricular pacemaker
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
The P wave and PR ... presence of AV block ... Wandering Atrial Pacemaker ... several cycle the pacemaker ... variants #clinical #comparison
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
The P wave and PR ... presence of AV block ... Wandering Atrial Pacemaker ... several cycle the pacemaker ... variants #clinical #comparison
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Multifocal Atrial ... Irregular P P, RR and PR ... Some P waves are blocked ... #MAT #Multifocal ... electrocardiogram #clinical #comparison