9 results
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
with Complete Heart ... Block and Accelerated ... Tachycardia with 2:1 AV ... Block • Bidirectional ... #ecg #ekg #electrocardiogram
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
- Decreases AV ... fibrillation and ... atrial flutter ... rate control) - Heart ... #Cardiology #Digitalis
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
Complete heart block ... , sino-atrial (SA ... The various ECG ... #Diagnosis #Cardiology ... #EKG #ECG #Digoxin
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
" • Complete Heart ... independently of the atria ... #Blocks #heart ... #heartblock #cardiology ... #ecg #ekg #diagnosis
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
Venous System/Right Heart ... non-culprit vessels • Atrial ... prosthetic valve, PFO, ASD ... cardiac surgery, endocarditis ... #cardiology
Wolff–Parkinson–White syndrome (WPW) is one of several disorders of the electrical system of the heart that
system of the heart ... pathway between the atria ... the bundle of Kent ... #MedStudent #EKG ... DeltaWave #ShortPR #Criteria
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Libman Sacks) • Atrial ... Paradoxical emboli via ASD ... -> TEE • Duke Criteria ... ↑ ESR, CRP • EKG ... diagnosis #management #cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Hypokalemia • Bundle ... Substances • Digoxin ... capture of the atria ... arrhythmia • Atrial ... #differential #cardiology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
Libman Sacks) • Atrial ... Paradoxical emboli via ASD ... → TEE • Duke Criteria ... ↑ ESR, CRP • EKG ... Differential #Diagnosis #cardiology