11 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
cardiac glycoside ... fibrillation and ... atrial flutter ... #Cardiology #Digitalis ... #ECG
Large atrial septal defect on cardiac POCUS with an oddly satisfying bubble study.

Eric Abrams, MD @eabramsMD

#Bubble
Large atrial septal ... defect on cardiac ... #Study #ASD #Atrial ... SeptalDefect #Clinical #Cardiology ... Echocardiogram #A4C
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
Almost any type of cardiac ... and ventricular fibrillation ... Non-paroxysmal atrial ... #Diagnosis #Cardiology ... #EKG #ECG #Digoxin
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
Atrial Fibrillation ... Cardiac: • Valvular ... wide-complex tachycardia: bundle ... thrombus • Digoxin ... diagnosis #management #cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
manifestation of cardiac ... Hypokalemia • Bundle ... Substances • Digoxin ... fibrillation ... #cardiology
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
Angiography or Cardiac ... non-culprit vessels • Atrial ... Fibrillation ... , h/o of cardiac ... Embolism #diagnosis #differential
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
- Differential ... Small secundum ASD ... #Diagnosis #cardiology ... echocardiogram #s4c ... #pocus #bubble
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... exam • 12-lead ECG ... fibrillation/flutter ... #Palpitations #Cardiology ... #Differential #
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Libman Sacks) • Atrial ... : • New cardiac ... Marantic (NTBE) Differential ... Paradoxical emboli via ASD ... ↑ ESR, CRP • EKG
Double Shunt on Echocardiogram
What do you see on this saline contrast study, in a patient with
Early transit of bubbles ... as RAP>LAP as atrial ... stretched PFO or ASD ... PVeins (extra-cardiac ... clinical #pocus #a4c