13 results
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 ... Differential #Ddx #Diagnosis ... #Fungal #Fungi ... galactomannan #Aspergillus ... #Candida #Microbiology
Fungal Biomarkers: Comparing Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 •
Fungal Biomarkers ... Polysaccharide cell wall component ... of many fungi ... Galactomannan #diagnosis ... #comparison #microbiology
Overview of Invasive Fungal Infections and Treatment - Yeasts and Dimorphic Fungi

 - @IDAGRAM

#Yeasts #Fungal #Invasive
and Dimorphic Fungi ... Invasive #Infections #Algorithm ... #Treatment #Diagnosis ... #Management #Microbiology ... #Fungi #Dimorphic
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
cell response to fungi ... doesn't stain most fungi ... polysaccharide component ... #staining #diagnosis ... #fungi #fungus
Morphology and Descriptions of Fungal Infections with Hyphae or Pseudohyphae in Tissues
Yeasts with Pseudohyphae: 
 •
other hyaline fungi ... with dematiaceous fungi ... #fungi #infections ... #microbiology # ... differential #diagnosis
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Polysaccharide cell wall component ... of many fungi ... decreased with: concurrent ... closely related fungi ... Galactomannan #diagnosis
Morphology and Descriptions of Endemic Fungal Infections with Yeasts in Tissues
Broad-based budding yeasts:
 • Description: Broad-based
other hyaline fungi ... with dematiaceous fungi ... #fungi #infections ... #microbiology # ... differential #diagnosis
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
• Cell wall component ... of many fungi ... Sensitivity ↓ w/concurrent ... closely related fungi ... Galactomannan #Fungal
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Tropheryma whipplei, Fungi ... (Aspergillus, Candida ... #differential #diagnosis ... InfectiousDiseases #Microbiology
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain ... ) • Fungi: Aspergillus ... Lung #Infections #Concurrent ... #Differential #Diagnosis