From: The diagnostic value of the bronchoalveolar lavage in interstitial lung diseases
Macrophages (%)
< 30
30–50
> 50
Sarcoïdosis (n = 30)
26.7%
33.3%
40%
IPF (n = 22)
13.6%
27.3%
59.1%
Other IIP (n = 20)
5%
35%
60%
CTD (n = 14)
21.4%
14.3%
64.3%