19 results
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
through SA Node, Atrium ... Tachycardia • Atrial ... Tachycardia • Atrial ... FlutterAtrial ... Pathophysiology #SVT
ECG Basics - Atrial Rhythms #Cardiology #MedStudent #EKG #Atrial #SVT #Comparison #Table #AFib #AFlutter #MAT #WAP
ECG Basics - Atrial ... Cardiology #MedStudent #EKG ... #Atrial #SVT #Comparison ... #Table #AFib #AFlutter ... MAT #WAP #WPW #SVT
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
Typical atrial ... causing clockwise atrial ... Atypical atrial ... from the left atrium ... #Classification
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Orthodromic AVRT, Atrial ... Tachycardia, Atrial ... Irregular Rhythm: Atrial ... fibrillation, Atrial ... atrial tachycardia
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• SA Block • AV ... • Premature atrial ... Monofocal Ectopic Atrial ... Tachycardia • Aflutter ... • Multifocal Atrial
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
tachycardia • Atrial ... flutterAV ... tachycardia • Atrial ... Irregular: • Atrial ... • Multifocal atrial
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... tachycardia (2) Atrial ... SVTs - atrial/junctional ... (3) Multifocal atrial ... #EKG #diagnosis
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
tachycardia • Atria ... : Premature Atrial ... Contractions (PACs), Atrial ... Atrial Fibrillation ... FAT), Multifocal Atrial
Supraventricular tachycardia (SVT) is an abnormally fast heart rhythm arising from improper electrical activity in upper
Supraventricular tachycardia (SVT ... four main types: atrial ... ), atrial flutter ... MedStudent #Cardiology #EKG ... #SVT #SupraVentricularTachycardia
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
- Decreases AV ... conduction Uses: - Atrial ... fibrillation and atrial ... flutter (rate control ... : - Scooping ST