Silicosis Flashcards
1
Q
What is silicosis?
A
fibrosing lung disease caused by inhalation of fine silica particles
2
Q
Why is silicosis a risk factor for development of TB?
A
silica is toxic to macrophages
3
Q
Occupations at risk of silicosis
A
mining
slate works
foundries
potteries
4
Q
Features of silicosis on CXR
A
upper zone fibrosing lung disease
‘egg-shell’ calcification of the hilar lymph nodes
5
Q
A