21 results
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
- Differential Diagnosis ... , Atrial flutter ... flutter w/ variable ... flutter with variable ... #cardiology
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
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 ... #diagnosis #comparison
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 ... #diagnosis
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
/AVNRT. ... If see flutter p ... • Atrial Flutter ... see P, either Flutter ... If not Flutter P
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 ... #diagnosis
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
, AV Node, Bundle ... FlutterAtrial ... Pathophysiology #SVT ... #diagnosis #cardiology ... conduction #pathways #avnrt
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
Flutter on EKG ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
Flutter on EKG ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
- Differential Diagnosis ... Tachycardia • Aflutter ... • AVNRT ... • AFib • AFIutter ... #Differential #Diagnosis