107 results
Morphology and Descriptions of Fungal Infections with Hyphae or Pseudohyphae in Tissues
Yeasts with Pseudohyphae: 
 •
other hyaline fungi ... Consistent with Aspergillus ... Mucorales genera ... Consistent with Mucorales ... with dematiaceous fungi
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Beta-D-Glucan and Aspergillus ... component of many fungi ... Cryptococcus, Mucorales ... - Negative: Mucorales ... closely related fungi
Morphology and Descriptions of Endemic Fungal Infections with Yeasts in Tissues
Broad-based budding yeasts:
 • Description: Broad-based
other hyaline fungi ... Mucorales genera ... Consistent with Mucorales ... with dematiaceous fungi ... yeasts #fungal #fungi
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
cell response to fungi ... doesn't stain most fungi ... exceptions are Aspergillus ... spp. and the Mucorales ... staining #diagnosis #fungi
Invasive fungal infections: Morphology, Risk Factors, Disease Characteristics, Diagnostic Tools, First-Line Treatment
Aspergillus, Mucorales, P. Jiroveci, Cryptococcus,
First-Line Treatment Aspergillus ... , Mucorales, P.
Fungal biomarkers
Beta-d-glucan
Aspergillus galactomannan

By Dr. Sara Dong @swinndong via Febrile [febrilepodcast.com]

#ID  #Infectious Diseases  #Infections
#Differential #Ddx
Beta-d-glucan Aspergillus ... Diagnosis #Fungal #Fungi ... galactomannan #Aspergillus
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
difficile (gut) • Fungi ... (mucosa), Aspergillus ... Adenovirus, RSV • Fungi ... : Aspergillus spp ... reactivation), RSV • Fungi
Fungal Biomarkers: Comparing Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 •
Beta-D-Glucan and Aspergillus ... component of many fungi ... Pathogens: Candida, Aspergillus ... Spec ~77-96% Aspergillus ... constituent of Aspergillus
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
Gram-negative bacilli - Fungi ... (Candida, Aspergillus ... Gram-negative bacilli - Fungi
Spectrum of activity for systemic antifungal agents
Antifungals: 5FC, flucytosine; AMB, amphotericin B; ANI, anidulafungin; CAS, caspofungin;
Candida lusitaniae, Aspergillus ... Cryptococcus neoformans, Mucorales