8 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... • CT: Halo sign ... • Lobar consolidation ... fever, cough and cavitary ... #AIDS #pulmonary
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Clinical manifestations ... History: cough, dyspnea ... - Imaging: • CXR ... legionella/strep, HIV ... #COP #BOOP #pulmonary
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... dealing with the differential ... consolidation. ... #Clinical #Radiology ... #CXR #Peripheral
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV ... Actinomyces spp., NHL; Lung ... • Cavitary disease ... #diagnosis #chestCT ... #radiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... pain, hemoptysis, dyspnea ... seen • Chest CT ... #Abscess #pulmonary
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... rarely typical pneumonia ... diagnosis #pulmonary ... #CXR #clinical ... #CT
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Hypoxia • Dyspnea ... centrilobular nodules, or consolidation ... high-resolution chest CT ... , CCP, ANCA • HIV ... #differential #
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
• Nodular or cavitary ... Advanced HIV (CD4 ... Weakness, • Dyspnea ... Imaging, high res CT ... NTM #Infections #differential