14 results
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Flutter on EKG ... leads: Sawtooth ... leads: "Positive ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
Atrial Flutter on EKG
 • Regularly-occurring atrial activity
 • ≥ 240 atrial depolarizations (i.e. flutter waves)
Atrial Flutter on ... EKG • Regularly-occurring ... in at least one lead ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
in the inferior leads ... in the inferior leads ... appearance on ECG ... #Diagnosis #ECG ... #EKG #Cardiology
A Lewis Lead (also called the S5 lead) is a modified ECG lead used to detect
is a modified ECG ... atrial flutter ... ECG. ... I on the ECG and ... #Cardiology #EKG
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
Flutter on EKG ... • Inferior leads ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
Flutter on EKG ... • Inferior leads ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
1. "Sinus Tach" at ~150 bpm is your cue to look for flutter waves
2. Don't trust
cue to look for flutter ... #Clinical #EM #Cardiology ... #ECG #Atrial #Flutter
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... from the foxglove leaf ... Digoxin effect on ECG ... Electrocardiogram #EKG ... #ECG
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
Typical ECG changes ... indicates atrial ... patients) stage 4 - ECG ... inverted #Diagnosis #EM ... #EKG #Pericarditis
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... different P waves in lead ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology