Silicosis Flashcards

1
Q

What is silicosis?

A

fibrosing lung disease caused by inhalation of fine silica particles

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2
Q

Why is silicosis a risk factor for development of TB?

A

silica is toxic to macrophages

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3
Q

Occupations at risk of silicosis

A

mining
slate works
foundries
potteries

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4
Q

Features of silicosis on CXR

A

upper zone fibrosing lung disease
‘egg-shell’ calcification of the hilar lymph nodes

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5
Q
A
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