87 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Tachycardia (MAT) • At least ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
Flutter Typical atrial ... or areas in the ... appearance on ECG ... #Diagnosis #ECG ... #EKG #Cardiology
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... intervals • At-least ... MAT #Multifocal #Atrial ... Tachycardia #diagnosis #cardiology ... #EKG #ECG #Electrocardiogram
Atrial Fibrillation - Management Principles

1) TREAT ANY IDENTIFIED PRECIPTANT(S) 
2) RATE OR RHYTHM CONTROL 
3) ANTICOAGULATION
Atrial Fibrillation ... - Management Principles ... 1) TREAT ANY ... #Fibrillation #Management ... #Emergency #Cardiology
Degenerated Left Atrial Myxoma on Echocardiogram (PLAX)
A 68-year-old gentleman with progressive shortness of breath and cystic
Degenerated Left Atrial ... Myxoma on Echocardiogram ... progressive shortness of breath ... #Myxoma #Echocardiogram ... PLAX #clinical #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... (3) SVTs - atrial ... (3) Multifocal atrial ... bradyarrhythmia #ECG ... electrocardiogram #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate (e.g ... or CHF) - Treat ... Control rate (e.g ... Tachycardia #Treatment #management ... #cardiology #algorithm
d-Transposition of the Great Arteries
 • Anatomy
 • Epidemiology
 • Associated Lesions
 • Pathophysiology/Presentation
 • Classic
Chest Xray – “Egg ... Pre-operative management ... switch • Arterial ... peds #pediatrics #cardiology ... #diagnosis #management
Atrial Flutter on EKG
 • Regularly-occurring atrial activity
 • ≥ 240 atrial depolarizations (i.e. flutter waves)
EKG • Regularly-occurring ... baseline in at least ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
• Caused by atrial ... occurs with every beat ... dissociation + retrograde atrial ... activation from SVT (e.g ... AWaves #diagnosis #cardiology