11 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Diagnosis Framework Disease ... angioinvasive disease ... • CT: Halo sign ... Tuberculosis Pneumonia ... infiltrates, mimicking TB
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
characteristic features Clinical ... Active TB: • ... and Culture • CXR ... Treatment: Active ... • Check CXR and
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... Evaluation: Imaging (CXR ... +/- High res CT ... Fungal, AFB), TB ... Infectious Diseases
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
characteristic features Clinical ... Active TB: • ... and Culture • CXR ... Treatment: Active ... • Check CXR and
Tuberculin Skin Test Interpretation - Threshold for treatment
Induration cutoff >5mm:
 • Recent exposure to an individual
Threshold for treatment ... individual with active ... CXR consistent ... with old TB disease ... carcinoma of head/neck/lung
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Pott's Disease in ... extrapulmonary cases Clinical ... signs/symptoms of active ... tissue damage - CXR ... involvement - CT
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Clinical ... Blood cultures • CXR ... ) • CXR upright ... seen • Chest CT ... westermani • Other: TB
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... Mycobacterium: Tuberculosis ... rarely typical pneumonia ... diagnosis #pulmonary #CXR ... #clinical #CT
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Mycobacterium tuberculosis ... Kansasii: • Mimics TB ... Advanced HIV (CD4 ... Disease: • Clinical ... Imaging, high res CT
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
worsening of that disease ... noncompliance • Clinical ... initiation Clinical ... cryptococcomas, cavitating pneumonia ... • Persistently active