Clinical characteristics of immunoglobulin G4-positive interstitial pneumonia

ERJ Open Res. 2021 Aug 31;7(3):00317-2021. doi: 10.1183/23120541.00317-2021. eCollection 2021 Jul.


This study suggests that IgG4 + IP with abundant IgG4 + cells and elevated serum IgG4 levels could be treated differently from IgG4-related respiratory disease due to potential differences in disease behaviour and response to corticosteroid therapy