31 results
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Clockwise) Atrial Flutter ... on EKG Typical ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
Independent Atrial Flutter ... CTI-independent flutter ... Independent #Atrial #Flutter ... #aflutter #ecg ... #ekg #electrocardiogram
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
Counterclockwise) Atrial Flutter ... on EKGInferior ... Counterclockwise #Atrial #Flutter ... #aflutter #ecg ... #ekg #electrocardiogram
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
Clockwise) Atrial Flutter ... on EKGInferior ... Clockwise #Atrial #Flutter ... #aflutter #ecg ... #ekg #electrocardiogram
Atrial Flutter on EKG
 • Regularly-occurring atrial activity
 • ≥ 240 atrial depolarizations (i.e. flutter waves)
Atrial Flutter on ... EKG • Regularly-occurring ... depolarizations (i.e. flutter ... #aflutter #ecg ... #ekg #electrocardiogram
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
Clockwise (Right) Flutter ... Typical atrial flutter ... appearance on ECG ... #Diagnosis #ECG ... #EKG #Cardiology
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... Brugada criteria) #Diagnosis ... #Cardiology #EKG ... #ECG #Lead #AVR ... #Utility #ALiEM
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
Winter T Wave ECG ... ST elevation in aVR ... DeWinter #TWaves #ECG ... #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... fibrillation and atrial flutter ... Digoxin effect on ECG ... Electrocardiogram #EKG ... #ECG
Left Anterior Fascicular Block on EKG
 • Left axis deviation (LAD) (-45 degrees to -90 degrees)
Left Anterior Fascicular ... Block on EKG ... Fascicular #Block #diagnosis ... #cardiology #EKG ... #ECG #Electrocardiogram