6 results
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
with Complete Heart ... Tachycardia with 2:1 AV ... Block • Bidirectional ... Arrhythmias #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Second Degree Heart Block, Mobitz Type II

• p waves are normal 
• QRS complexes are usually
Second Degree Heart ... to concomitant bundle ... block is below the AV ... #SecondDegree #HeartBlock ... #EKG #ECG #Electrocardiogram
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
- Decreases AV ... flutter (rate control ... ) - Heart failure ... Digoxin effect on ECG ... #EKG #Cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
P and QRS • Atrial ... • Block in AV ... (block beyond AV ... #electrocardiogram ... #ecg #cardiology
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
independently of the atria ... #Blocks #heart ... #heartblock #cardiology ... #ecg #ekg #diagnosis ... #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
interval < 120 ms = AV ... (e.g. ectopic atrial ... Flutter PR Interval ... proportional to heart ... #Electrocardiogram