38 results
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
polysaccharide capsule of Cryptococcus ... detection for cryptococcal ... mucopolysaccharide capsule of Cryptococcus ... #microbiology #microscopy ... fungi #fungus #comparison
Differential Diagnosis for Concurrent Brain and Lung Infections
 • Bacteria: Strep anginosus, Staph aureus, Klebsiella pneumoniae
Diagnosis for Concurrent ... Brain and Lung Infections ... Mucormycosis, Cryptococcus ... #Concurrent #Differential ... #Diagnosis #causes
Cryptococcus vs Blastomyces
C.neoformans - C.gattii - Blastomyces dermatitidis

Dr. Sara Dong @swinndong

#Cryptococcus #Blastomyces #comparison #pathology #microscopy #diagnosis
Cryptococcus vs ... Dong @swinndong #Cryptococcus ... #Blastomyces #comparison ... #pathology #microscopy
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... antibiotics as a cause ... : Aspergillus, Cryptococcus ... nocardia - Fungal: Cryptococcus ... Coccidiomycosis, Cryptococcus
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain ... Mucormycosis, Cryptococcus ... #Brain #Lung #Infections ... #Concurrent #Differential ... #Diagnosis #causes
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain ... Mucormycosis, Cryptococcus ... #Brain #Lung #Infections ... #Concurrent #Differential ... #Diagnosis #causes
Causes of CSF Lymphocytic Pleocytosis - Differential Diagnosis
Viral: Arbo, Adeno, Herpes, Entero, HIV
Fungal: Cryptococcus, Cocci, Histo,
Causes of CSF Lymphocytic ... , HIV Fungal: Cryptococcus ... B.burgdoferi Non-infectious ... Differential #Diagnosis #Causes
Invasive Fungal Infection (IFI)

Invasive fungal infections are severe infections in which fungal pathogens invade normally sterile
Invasive Fungal Infection ... (most frequent cause ... ) Cryptococcus ... Diagnosis Culture and microscopy ... galactomannan, cryptococcal
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
- Negative: Cryptococcus ... invasive fungal infection ... Paecilomyces, Cryptococcus ... decreased with: concurrent ... Galactomannan #diagnosis #comparison
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
splenomegaly Other infections ... histoplasmosis, cryptococcus ... multiple lesions Infectious ... differential #diagnosis #causes