3 results
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
Blood Cultures ... Fungal (Histoplasma/Aspergillus ... patient a surgical candidate ... BloodCultures #Diagnosis ... #Management #Algorithm
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Galactomannan Beta-D-Glucan ... • Pathogens: Candida ... Coccidioides - Negative ... Cryptococcus - Negative ... #diagnosis #comparison
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
preparation from culture ... exceptions are Aspergillus ... • India ink - "Negative ... #microbiology #microscopy ... #staining #diagnosis