11 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... negative infective endocarditis ... #differential # ... culture #negative #Endocarditis ... #InfectiousDiseases
Intracardiac Septal Masses / Thickening on Echocardiogram - Differential Diagnosis - 4 separate cases:
Case 1: LV
Thickening on Echocardiogram ... - Differential ... #Thickening #Echocardiogram ... #clinical #a4c ... #comparison #Differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
positive in 90% of IE cases ... Septic Emboli Cause ... Marantic (NTBE) Differential ... Paradoxical emboli via ASD ... Treat underlying cause
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Culture-Negative Infective Endocarditis ... but important causes ... Negative #Infective #Endocarditis ... #diagnosis #differential ... #workup #infectiousdiseases
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... Septic emboli cause ... Treat underlying cause ... #Differential # ... Diagnosis #cardiology #infectiousdiseases
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
- Most Common Cause ... prosthetic valve, PFO, ASD ... cardiac surgery, endocarditis ... Embolism #diagnosis #differential
Restrictive Cardiomyopathy on Echocardiogram - Apical 4 Chamber View

RCM is a disease of diastole —> severe
Cardiomyopathy on Echocardiogram ... Though this case ... might look like asd ... An ASD with atria ... #cardiology #a4c
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
phenomena from endocarditis ... Infections #Concurrent #Differential ... #Diagnosis #causes ... #infectiousdiseases
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
phenomena from endocarditis ... Infections #Concurrent #Differential ... #Diagnosis #causes ... #infectiousdiseases
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Right Atrium - Differential ... Small secundum ASD ... Right #Atrium #RA #Differential ... cardiology #clinical #echocardiogram ... #s4c #pocus #bubble