6 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
fibrotic lesions ... Tuberculosis Diagnosis ... and Culture • CXR ... disease • Check CXR ... Tuberculosis #TB #Diagnosis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Left Shunt - Anatomic ... Disease, Interstitial ... Fibrosis, Interstitial ... Lung Disease ... #differential #diagnosis
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
fibrotic lesions ... Tuberculosis Diagnosis ... and Culture • CXR ... disease • Check CXR ... Tuberculosis #TB #Diagnosis
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
pleural effusion on CXR ... tends to cause interstitial ... lung disease/pulmonary ... fibrosis (mechanism ... signs #symptoms #diagnosis
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
histologic pattern of pulmonary ... fibrosis. ... On a chest X-ray ... to confirm the diagnosis ... UIP #Reticular #Interstitial
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Causes: • Cystic fibrosis ... in the adjacent lung ... of the affected lung ... parenchyma Diagnosis ... mycobacteria Treatment