336 results
1,3 Beta-D-Glucan and Galactomannan - Pathogens, and Testing Characteristics
1,3 ß-D-glucan:
 • Most fungi excluding mucor and
ß-D-glucan: • Most fungi ... and pneumocystis False ... inconsistently in other fungi ... • False positives ... #Fungi #Fungal
(1,3)-β-d-glucan
Abundant cell wall polysaccharide, found in most fungi, except cryptococci, zygomycetes (mucor, rhizophus) and blastomyces.
Sensitivity 64%-93%;
found in most fungi ... Specificity 87%-100% False ... blood • Certain fungus ... 3)-ß-d-glucan False ... glucan #betad #fungal
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Fungal Biomarkers ... component of many fungi ... breakthrough IFI in HM • False ... recipients, CGD pts • False ... Sara Dong #Fungal
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Specificity and False ... component of many fungi ... BAL samples • False ... closely related fungi ... Galactomannan #Fungal
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
Important Fungal ... and chitin in fungal ... visualization of fungal ... cell response to fungi ... #Fungal #Stains
Overview of Invasive Fungal Infections and Treatment - Yeasts and Dimorphic Fungi

 - @IDAGRAM

#Yeasts #Fungal #Invasive
Overview of Invasive Fungal ... and Dimorphic Fungi ... IDAGRAM #Yeasts #Fungal ... #Microbiology #Fungi
Fungal biomarkers
Beta-d-glucan
Aspergillus galactomannan

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

#ID  #Infectious Diseases  #Infections
#Differential #Ddx
Fungal biomarkers ... Ddx #Diagnosis #Fungal ... #Fungi #BDG #BDGlucan
Medications that Can Cause False Positives on Drug Tests

Urine drug screens (UDSs) are simple to use,
that Can Cause False ... Amphetamine false ... Cannabinoid false ... Benzodiazepine false ... Barbiturates false
Morphology of Fungal Infections in Tissues
Fungal infections with hyphae or pseudohyphae in tissues:
 • Yeasts with
Morphology of Fungal ... Infections in Tissues Fungal ... septations Endemic fungal ... #Morphology #Fungal ... Tissues #pathology #fungi
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
Causes of False ... in HbA1c == False ... Transfusions == False ... Transfusions #False