11 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)
 •
Tachycardia (MAT ... 3 distinct P-wave ... #Tachycardia #diagnosis ... #cardiology #EKG ... #labeled #clinical
De Winter T-Waves on EKG
 - Anterior OMI
 - 2% of left anterior descending occlusions
 -
on EKG - Anterior ... may come before ... or after STEMI ... J point usually ... #diagnosis #cardiology
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
atrial tachycardia ... #MAT #Multifocal ... atrial #rhythm #tachycardia ... #cardiology #diagnosis ... #clinical #comparison
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
of ST segment at ... ms after) the J ... Winter syndrome - J-point ... #EKG #diagnosis ... #differential #cardiology
De Winter T Wave on ECG

Diagnostic Criteria
 - Tall, prominent, symmetric T waves in the precordial
on ECG Diagnostic ... depression >1mm at ... the J-point in ... aVR - “Normal” STEMI ... #ECG #EKG #Clinical
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... Framework STEMI ... block; and sinus tachycardia ... STElevation #ST #STEMI ... #cardiology #ecg
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
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 ... #Cardiology #diagnosis ... #Clinical
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