16 results
Fungal Pneumonias - Diagnosis Comparison Table
 • Aspergillus
 • Blastomyces
 • Candida
 • Coccidioides
 • Cryptococcus
Pneumonias - Diagnosis Comparison ... TableAspergillus ... Coccidioides • Cryptococcus ... Pneumonias #Diagnosis #Comparison ... #Table #microbiology
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
exceptions are Aspergillus ... polysaccharide capsule of Cryptococcus ... detection for cryptococcal ... mucopolysaccharide capsule of Cryptococcus ... #table
Fungal Biomarkers: Comparing Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 •
Beta-D-Glucan and Aspergillus ... Spec ~77-96% Aspergillus ... constituent of Aspergillus ... Paecilomyces, Cryptococcus ... Galactomannan #diagnosis #comparison
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Beta-D-Glucan and Aspergillus ... - Negative: Cryptococcus ... Paecilomyces, Cryptococcus ... Clav (may be + as long ... Galactomannan #diagnosis #comparison
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
CD4 < 200: PCP, Aspergillus ... (Histoplasma, Cryptococcus ... failure, COPD, Lung ... ABG, BDG, Serum Cryptococcal
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
Coccidioides spp., Cryptococcus ... C.neoformans, Aspergillus ... Actinomyces spp., NHL; Lung ... C.neoformans, R.equi, Aspergillus
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lesions • 80% with lung ... histoplasmosis, cryptococcus ... , and aspergillus
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain and Lung ... ) • Fungi: Aspergillus ... Mucormycosis, Cryptococcus ... febrilepodcast #Brain #Lung
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain and Lung ... ) • Fungi: Aspergillus ... Mucormycosis, Cryptococcus ... febrilepodcast #Brain #Lung
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... pneumonia (PJP), MAI, Cryptococcal ... since cART) Aspergillus ... nodules, plaques) Cryptococcus ... cough, myalgia • Lung