27 results
Comparison of Multifocal Atrial Tachycardia, Atrial Fibrillation and Atrial Flutter
Multifocal Atrial Tachycardia - Atrial Rate >
and Atrial Flutter ... Multifocal Atrial ... Flutter - Atrial ... irregular depending on block ... #Electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... (3) Multifocal ... (MAT) - 3 ... different P waves ... #electrocardiogram
Atrial Flutter on EKG
 • Regularly-occurring atrial activity
 • ≥ 240 atrial depolarizations (i.e. flutter waves)
Atrial Flutter on ... waves) / min ... isoelectric baseline in at ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... Tachycardia (MAT ... 3 distinct P-wave ... #Multifocal #Atrial ... #EKG #ECG #Electrocardiogram
1. "Sinus Tach" at ~150 bpm is your cue to look for flutter waves
2. Don't trust
"Sinus Tach" at ... cue to look for flutter ... waves 2. ... #Clinical #EM #Cardiology ... #ECG #Atrial #Flutter
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Narrow-Complex: • Regular: Sinus ... Flutter, AVRT ( ... Fibrillation, Multifocal ... (MAT), Atrial Flutter ... (w/ variable block
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Multifocal Atrial ... Arrhythmias on ECG ... Multifocal atrial ... #MAT #Multifocal ... #electrocardiogram
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 ... Sinus tachycardia ... Atrial flutter
A Lewis Lead (also called the S5 lead) is a modified ECG lead used to detect
flutter waves when ... atrial flutter ... clinically, based on signs ... flutter waves may ... #Cardiology #EKG
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
flutter (rate control ... (at therapeutic ... or biphasic T waves ... #EKG #Cardiology ... #Digitalis #ECG