14 results
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Flutter on EKG ... Flutter • Inferior ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
Flutter • Rapid ... CTI-independent flutter ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
Atrial Flutter on EKG
 • Regularly-occurring atrial activity
 • ≥ 240 atrial depolarizations (i.e. flutter waves)
Atrial Flutter on ... depolarizations (i.e. flutter ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
Counterclockwise) Atrial ... Flutter on EKG ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
Typical (Clockwise) Atrial ... Flutter on EKG ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
A Lewis Lead (also called the S5 lead) is a modified ECG lead used to detect
flutter waves when ... atrial flutter ... , based on signs ... flutter waves may ... Lead #Placement #Flutter
1. "Sinus Tach" at ~150 bpm is your cue to look for flutter waves
2. Don't trust
cue to look for flutter ... waves 2. ... #Clinical #EM #Cardiology ... #ECG #Atrial #Flutter
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
fibrillation and atrial ... flutter (rate control ... Digoxin effect on ECG ... or biphasic T waves ... #Digitalis #ECG
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
DANGER (4) Vfib/flutter ... flutter (3) ... absent P (2) A flutter ... 3 different P waves ... #electrocardiogram
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... At-least 3 distinct P-wave ... #ECG #Electrocardiogram ... #labeled #clinical ... #labeled