43 results
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... ) #Diagnosis # ... Cardiology #EKG ... #ECG #Lead #AVR ... #Utility #ALiEM
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Flutter on EKG ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis #comparison
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
- Differential Diagnosis ... Flutter, AVRT ( ... Flutter (w/ variable ... #Differential #Diagnosis ... #cardiology #wide
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
- Differential Diagnosis ... AVNRT, Orthodromic AVRT ... , Atrial flutter ... #Differential #Diagnosis ... #cardiology
Atrial Flutter on EKG
 • Regularly-occurring atrial activity
 • ≥ 240 atrial depolarizations (i.e. flutter waves)
Atrial Flutter on ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
Flutter • Rapid ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
through SA Node, Atrium ... , AV Node, Bundle ... FlutterAtrial ... Pathophysiology #SVT ... #diagnosis #cardiology
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
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
- Differential Diagnosis ... and Management ... deflection not AVRT ... • Atrial Flutter ... #Management #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... Subepicardial atrial ... • Classic EKG ... , atrial tachycardia ... #cardiology