5 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood culture ... negative infective endocarditis ... Tropheryma whipplei, Fungi ... (Aspergillus, Candida ... #negative #Endocarditis
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
preparation from culture ... cell response to fungi ... doesn't stain most fungi ... staining #diagnosis #fungi ... #table
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
for Infective Endocarditis ... Gram-negative bacilli - Fungi ... (Candida, Aspergillus ... Histoplasma) - Culture ... Gram-negative bacilli - Fungi
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Infective Endocarditis ... fastidious bacteria or fungi ... Tropheryma whipplei, Fungi ... (Aspergillus, Candida ... bacteria) and 18S ( fungi
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
with Infective Endocarditis ... Fungal (Histoplasma ... /Aspergillus) / ... patient a surgical candidate ... Diagnosis #Management #Algorithm