12 results
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
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
is a cardiac glycoside ... nodal conduction Uses ... : - Atrial fibrillation ... and atrial flutter ... Electrocardiogram #EKG #Cardiology
Non-lschemic Causes of Cardiogenic Shock:

Beta-Blockers, Calcium Channel Blockers, Digoxin 

Myocarditis 

Cardiomyopathies (sarcoidosis, amyloidosis, Takatsubo, 
hemochromatosis) 

Valvular
Non-lschemic Causes ... Channel Blockers, Digoxin ... Supraventricular/Atrial ... Ventricular Fibrillation ... Cardiogenic #Shock #Differential
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
Causes of Palpitations ... FIBRILLATION ... SYPATHOMIMETICS • CARDIAC ... #Differential # ... Diagnosis #Cardiology
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
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
- Most Common Cause ... non-culprit vessels • Atrial ... Fibrillation ... , h/o of cardiac ... Embolism #diagnosis #differential
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
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 ... fibrillation/flutter ... Nonarrhythmic Cardiac ... #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 ... Septic Emboli Cause ... Marantic (NTBE) Differential ... Paradoxical emboli via ASD ... Treat underlying cause