38 results
Fungal biomarkers
Beta-d-glucan
Aspergillus galactomannan

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

#ID  #Infectious Diseases  #Infections
#Differential #Ddx
Sara Dong @swinndong ... Diseases #Infections ... Differential #Ddx #Diagnosis ... #Fungal #Fungi ... Aspergillus #Candida #Microbiology
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
• Autoimmune disease ... • Systemic infection ... bacilli • Fungi ... bacilli • Fungi ... #Differential #Diagnosis
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
cell response to fungi ... doesn't stain most fungi ... • India ink - "Negative ... #staining #diagnosis ... #fungi #fungus
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... - Differential Diagnosis ... antibiotics as a cause ... Scedosporium, endemic fungi ... Autoimmune: Crohn's disease
Morphology of Fungal Infections in Tissues
Fungal infections with hyphae or pseudohyphae in tissues:
 • Yeasts with
Fungal infections ... Sara Dong @swinndong ... #pathology #fungi ... yeast #hyphae #microbiology ... #differential #diagnosis
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
difficile (gut) • Fungi ... Adenovirus, RSV • Fungi ... reactivation), RSV • Fungi ... #differential #diagnosis ... #causes #infectiousdiseases
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
culture negative ... Tropheryma whipplei, Fungi ... Sara Dong @swinndong ... #differential #diagnosis ... InfectiousDiseases #Microbiology
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
Blood culture contaminants
Grouped by gram negative vs gram positive vs other as well as never/maybe/probably
Some additional
Grouped by gram negative ... Sara Dong @swinndong ... Diseases #Infections ... #Microbiology # ... Differential #Ddx #Diagnosis
By Dr. Sara Dong @swinndong via Febrile [febrilepodcast.com  @febrilepodcast]
#ID  #InfectiousDiseases  #Infections
#Microbiology #Micro
#Cryptococcus #cryptococcosis
Sara Dong @swinndong ... InfectiousDiseases #Infections ... #Microbiology # ... cryptococcosis #fungi ... #fungal #diagnostics