13 results
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 ... and Culture • CXR ... Tuberculosis Treatment ... Initiating Treatment ... • Check CXR and
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 ... and Culture • CXR ... Tuberculosis Treatment ... Initiating Treatment ... • Check CXR and
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess - Clinical ... ) • CXR upright ... CT Lung Abscess ... westermani • Other: TB
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Pott's Disease in ... Clinical Signs ... Pathophysiology: - Mycobacterium ... tissue damage - CXR ... involvement - CT
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... hematogenous spread of a disease ... Infectious - Mycobacterium ... diagnosis #pulmonary #CXR ... #clinical #CT
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Kansasii: • Mimics TB ... • Dyspnea, • Chest ... Disease: • Clinical ... Imaging, high res CT
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Most Common Causes ... • Infection: TB ... CT) • Broncho-arterial ... Nontuberculous mycobacteria ... Treatment:
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... +/- High res CT ... chest scan), CBC ... Fungal, AFB), TB ... Infectious Diseases
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Diagnosis Framework Disease ... avium, Mycobacterium ... angioinvasive disease ... • CT: Halo sign ... infiltrates, mimicking TB
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
is a fibrotic lung ... disease caused ... Calcification (seen in CT ... #radiology #CXR ... #Chest #XRay #labeled