[Diagnostic value of induced sputum in interstitial lung disease].

BACKGROUND Induced sputum (IS) has been recently used to investigate pulmonary inflammation in patients with interstitial lung disease (ILD), but still little attention has been paid to its efficacy in diagnosing sarcoidosis and other ILD. The aim of this study was to evaluate the diagnostic value of IS differential cell count and CD4+/CD8+ ratio in… (More)