22 results
Fungal biomarkers
Beta-d-glucan
Aspergillus galactomannan

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

#ID  #Infectious Diseases  #Infections
#Differential #Ddx
Fungal biomarkers ... Beta-d-glucan Aspergillus ... Differential #Ddx #Diagnosis ... #Fungal #Fungi ... Aspergillus #Candida #Microbiology
1,3 Beta-D-Glucan and Galactomannan - Pathogens, and Testing Characteristics
1,3 ß-D-glucan:
 • Most fungi excluding mucor and
1,3 Beta-D-Glucan ... pneumocystis False positives ... Most specific for diagnosing ... • False positives ... InfectiousDiseases #Diagnosis
Beta-D-Glucan and Galactomannan - Venn Diagram of Fungal Infections

#BetaDGlucan #Galactomannan #Venn #Diagram #diagnosis #microbiology #infectiousdiseases #fungal
Beta-D-Glucan and ... Venn Diagram of Fungal ... Venn #Diagram #diagnosis ... #microbiology # ... infectiousdiseases #fungal
Morphology of Fungal Infections in Tissues
Fungal infections with hyphae or pseudohyphae in tissues:
 • Yeasts with
Morphology of Fungal ... Infections in Tissues Fungal ... febrilepodcast #Morphology ... yeast #hyphae #microbiology ... #differential #diagnosis
Fungal Biomarkers: Comparing Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 •
Fungal Biomarkers ... : Comparing Beta-D-Glucan ... Galactomannan Beta-D-Glucan ... Galactomannan #diagnosis ... #comparison #microbiology
Morphology and Descriptions of Fungal Infections with Hyphae or Pseudohyphae in Tissues
Yeasts with Pseudohyphae: 
 •
Morphology and Descriptions ... sometimes have this morphology ... #microbiology # ... differential #diagnosis ... #morphology #septae
Morphology and Descriptions of Endemic Fungal Infections with Yeasts in Tissues
Broad-based budding yeasts:
 • Description: Broad-based
Morphology and Descriptions ... of Endemic Fungal ... #infections #morphology ... #microbiology # ... differential #diagnosis
Morphology and Descriptions of Endemic Fungal Infections with Yeasts in Tissues
Broad-based budding yeasts:
 • Description: Broad-based
with mucicarmine positive ... thick mucicarmine positive ... capsule and positive ... #microbiology # ... differential #diagnosis
(1,3)-β-d-glucan
Abundant cell wall polysaccharide, found in most fungi, except cryptococci, zygomycetes (mucor, rhizophus) and blastomyces.
Sensitivity 64%-93%;
ß-d-glucan False Positives ... TheIDtrivia #beta ... dglucan #glucan #betad ... #fungal #diagnosis ... #laboratory #microbiology
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
typical RBBB or LBBB morphology ... colision) ● Positive ... Positive or negative ... Morphology criteria ... Aberrancy #Comparison #Diagnosis