21 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Tachycardia (MAT ... different P wave ... #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... Tachycardia (MAT ... 3 distinct P-wave ... #Tachycardia #diagnosis ... #cardiology #EKG
De Winter T-Waves on EKG
 - Anterior OMI
 - 2% of left anterior descending occlusions
 -
on EKG - Anterior ... may come before ... J point usually ... #EKG #ECG #Electrocardiogram ... #diagnosis #cardiology
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Multifocal Atrial ... Tachycardia (MAT ... 3 different P wave ... #differential #diagnosis ... #causes #cardiology
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
atrial tachycardia ... morphology of at ... #MAT #Multifocal ... atrial #rhythm #tachycardia ... #cardiology #diagnosis
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Atrial Tachycardia ... criteria for the diagnosis ... both MAT (atrial ... of a variable P-wave ... #cardiology #ekg
De Winter's T Waves

Concerning for proximal LAD occlusion (Present in 2% of patients)
 • Upsloping ST-Depression
ST-Depression at ... J Point in leads ... #DeWinters #TWaves ... #EKG #ECG #diagnosis ... #cardiology #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Morphology = multifocal ... bradycardia • J ... @AmyChung #EKG ... Electrocardiogram #cardiology ... #diagnosis #system
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
Osborn waves - positive ... the J point (negative ... This EKG was recorded ... #EKG #EmergencyMedicine ... #Cardiology #diagnosis
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
block (3) Multifocal ... (MAT) - 3 ... different P waves ... #EKG #diagnosis ... electrocardiogram #cardiology