7 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
• At least 3 different ... • Hypoxia • Pulmonary ... #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... Brugada criteria) #Diagnosis ... #Cardiology #EKG ... #ECG #Lead #AVR ... #Utility #ALiEM
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
atrial tachycardia ... of at least 3 different ... atrial #rhythm #tachycardia ... #cardiology #diagnosis ... #clinical #comparison
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
block (3) Multifocal ... MAT) - 3 different ... P waves in lead ... #EKG #diagnosis ... electrocardiogram #cardiology
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Atrial Tachycardia ... criteria for the diagnosis ... of at least 3 different ... #cardiology #ekg ... #comparison
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
- Differential Diagnosis ... Physical exam • 12-lead ... sinus syndrome) • Multifocal ... Pheochromocytoma • Pulmonary ... #Palpitations #Cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... Framework STEMI ... QRS complex Pulmonary ... block; and sinus tachycardia ... #cardiology #ecg