19 results
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Complete Heart Block ... Tachycardia with 2:1 AV ... BlockBidirectional ... Arrhythmias #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Atrial Flutter on EKG
 • Regularly-occurring atrial activity
 • ≥ 240 atrial depolarizations (i.e. flutter waves)
Atrial Flutter on ... isoelectric baseline in at ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... tachycardia (MAT ... block (lower AV ... #electrocardiogram ... #cardiology #differential
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
- Decreases AV ... flutter (rate control ... Digoxin effect on ECG ... (at therapeutic ... #EKG #Cardiology
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
Degree AV Block ... independently of the atria ... #heartblock #cardiology ... #ecg #ekg #diagnosis ... #electrocardiogram
The 3 Fates of a Premature Atrial Complex
 • PAC can be conducted with normal QRS
of a Premature Atrial ... finds the right bundle ... • PAC can be blocked ... #PACs #cardiology ... #ecg #electrocardiogram
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate with AV ... flutter, ectopic ... Control rate (e.g ... flutter or MAT ... Treatment #management #cardiology
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... is an existing bundle ... • This is a clinically ... #AVBlock #cardiology ... #electrocardiogram
Atrial Fibrillation and WPW - Pre-Excitation AFib
In pre-excitation + a-fib with RVR:
 • All AV nodal
Atrial Fibrillation ... with RVR: • All AV ... defibrillator at ... PreExcitation #clinical ... #ecg #ekg #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
May be no pattern ... P and QRS • Atrial ... • Block in AV ... #electrocardiogram ... #ecg #cardiology