12 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... failure, COPD, Lung ... • CD4 < 200: Pulmonary ... CXR +/- High res CT ... ID_fellows #Pulmonary
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... - Endemic fungi ... varicella - Disseminated ... differential #diagnosis #pulmonary ... CXR #clinical #CT
Differential Diagnosis of Pulmonary Eosinophilia
Infection:
 • Helminthic: Loffler syndrome (Ascaris, hookworm, Strongyloides), Tropical pulmonary eosinophilia (lymphatic
Eosinophilia Infection ... Paragonimiasis • Fungal ... : Invasive (esp. ... Washington University ID ... Differential #Diagnosis #causes
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... Coxiella burnetii • Fungal ... , Candida Non-Infectious ... - Metastatic: Lung ... #cardiology
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... • Disseminated ... infections Lungs ... Imaging, high res CT ... diagnosis • Microbiologic
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
appearances of pulmonary ... complex • Nodular/Masses ... ., NHL; Lung cancer ... tuberculosis Infectious ... diagnosis #chestCT #radiology
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
CAN YOU SEE ON CT ... involving both lungs ... Immunodeficiency 3) Infection ... Bacterial, TB, NTM, Fungal ... Bronchiectasis #pulmonary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... Pseudomonas FUNGAL ... • CT: Halo sign ... factor • May cause ... #AIDS #pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... seen • Chest CT ... Prevotella • Fungal ... #Abscess #pulmonary ... #differential #causes
Disseminated Actinomycosis- ...Computed tomography of the chest and abdomen revealed multiple pulmonary nodules (Panel A) associated
revealed multiple pulmonary ... progressive bacterial infection ... caused by actinomyces ... NEJM #clinical #radiology ... #CT #disseminated