5 results
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
belonging to the Mycobacterium ... • Nodular or cavitary ... Mimics TB with: Cavitary ... Imaging, high res CT ... #differential #
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... Infectious - Mycobacterium ... #diagnosis #pulmonary ... #CXR #clinical ... #CT
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
200: CMV, HSV Mycobacterial ... M.tuberculosis, NTM ... failure, COPD, Lung ... +/- High res CT ... diagnosis #evaluation #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
CD4 Count: • Mycobacterium ... Coccidioidomycosis, CMV, Mycobacterium ... avium, Mycobacterium ... • CT: Halo sign ... fever, cough and cavitary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Infection: TB, NTM ... in the adjacent lung ... high-resolution chest CT ... Nontuberculous mycobacteria ... #differential #