13 results
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Multifocal Atrial ... ECG Multifocal ... Multifocal atrial ... tachycardia ECG ... #diagnosis #ekg
A Summary slide of Sinoatrial Rhythms 
 • Sinus Rhythm
 • Sinus Arrhythmia
Sinoatrial Rhythms • Sinus ... Rhythm • Sinus ... Arrhythmia ... Atrial Arrhythmia ... atrial tachycardia
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Tachycardia (MAT ... 3 different P wave ... #Atrial #Tachycardia ... #EKG #Management
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
tachycardia ... block (3) Multifocal ... atrial tachycardia ... 3 different P waves ... #EKG #diagnosis
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Multifocal Atrial ... Multifocal Atrial ... Atrial Arrhythmia ... of a variable P-wave ... #comparison
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Sinus Arrhythmia ... Wandering Atrial ... Sinus #Arrhythmia ... cardiology #diagnosis #ekg ... variants #clinical #comparison
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
in the chest or neck ... exam • 12-lead ECG ... syndrome) • Multifocal ... atrial tachycardia ... Valvular disease (e.g
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Sinus Arrhythmia ... Wandering Atrial ... Sinus #Arrhythmia ... cardiology #diagnosis #ekg ... variants #clinical #comparison
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
Adrenergic Drive: • Sinus ... Tachycardia (most ... Arrhythmia* (e.g ... also a result of atrial ... • Dominant R Wave
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... findings: Sinus ... prominent terminal R wave ... • Predictor of arrhythmia ... : AVNRT, AVRT, atrial