19 results
Differential Diagnosis for Concurrent Brain and Lung Infections
 • Bacteria: Strep anginosus, Staph aureus, Klebsiella pneumoniae
Diagnosis for Concurrent ... Brain and Lung ... Mucormycosis, Cryptococcus ... ID_fellows #Brain #Lung ... Differential #Diagnosis #causes
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain ... and Lung Lesions ... Mucormycosis, Cryptococcus ... #Infections #Concurrent ... Differential #Diagnosis #causes
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain ... and Lung Lesions ... Mucormycosis, Cryptococcus ... #Infections #Concurrent ... Differential #Diagnosis #causes
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Infections in HIV-AIDS ... (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
diseases in HIV/AIDS ... Coccidioides spp., Cryptococcus ... Pulmonary edema; ARDS ... complex • Nodular/Masses ... Actinomyces spp., NHL; Lung
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
pneumonia (PJP), MAI, Cryptococcal ... nodules, plaques) Cryptococcus ... Legionella: • Nausea ... factor • May cause ... Infections #HIV #AIDS
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... antibiotics once stable ... shows a small, stable ... Dermatitidis - Cryptococcus ... #differential #causes
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lesions • 80% with lung ... histoplasmosis, cryptococcus ... differential #diagnosis #causes
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
- Negative: Cryptococcus ... Paecilomyces, Cryptococcus ... decreased with: concurrent ... Clav (may be + as long
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Infection in HIV / AIDS ... Demyelinating disease caused ... culture positive Cryptococcal ... lesions • CSF cryptococcal ... differential #diagnosis #AIDS