7 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
in HIV-AIDS Bacterial ... failure, COPD, Lung ... CXR +/- High res CT ... Ag, Urine Histo ... HIVAIDS #workup #diagnosis
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV/AIDS ... Coccidioides spp., Cryptococcus ... Actinomyces spp., NHL; Lung ... #differential #diagnosis ... #chestCT #radiology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Infection in HIV / AIDS ... enhancement on CT ... Demyelinating disease caused ... Meningitis: • ... cryptococcal antigen
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
periphery of the lung ... hump along may aid ... in the diagnosis ... In this case, pulmonary ... confirmed with chest CT
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
, systemic or meningitic ... yeast • At risk: AIDS ... and serum Cryptococcal ... change in the lungs ... nails, bronchi, lungs
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... factor • May cause ... Infections #HIV #AIDS ... #pulmonary #differential
Cryptococcal meningitis on T2 MRI
30 M from sub-Saharan Africa presents w/ progressive Headache x1 mo, +neck
Cryptococcal meningitis ... Cryptococcal meningitis ... of prior silent pulmonary ... of K+ & Mg in urine ... Brain #clinical #radiology