25 results
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Arrhythmias • Atrial ... Complete Heart Block and ... Tachycardia with 2: ... 1 AV Block • Bidirectional ... #ekg #electrocardiogram
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... Type 1 2°) • ... Type II 2°) • ... Arrhythmias #Anatomical #Differential ... #Diagnosis #Causes
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Digoxin effect on Electrocardiogram ... (EKG) Digoxin ... - Decreases AV ... nodal conduction Uses ... and atrial flutter
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Atrial flutter ... 200ms from longer pause ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
pathway between the atria ... known as the bundle ... QRS interval on EKG ... (Delta wave) 2 ... #EKG #Electrocardiogram
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
- Mobitz Type 2 ... a Mobitz Type 2" ... independently of the atria ... #ekg #diagnosis ... #electrocardiogram
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
yes, then VT. 2. ... AV Dissociation: ... Bundle-branch morphology ... morphology in V1 and ... #EKG #Electrocardiogram
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Wave Inversions - Differential ... TWaveInversions #TWI #Differential ... #Diagnosis #Causes ... #Cardiology #ECG ... #EKG #Electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... interval < 120 ms = AV ... (e.g. ectopic atrial ... leads except aVR and ... #Electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
relationship (2: ... QRS • Atrial ... • Block in AV ... (block beyond AV ... #electrocardiogram