[Myositis and NSCLC: an interdisciplinary case report].

Rheumatological diseases such as myositis might be detected during the diagnostic process of lung cancer.This suggests the need for interdisciplinary dialogue concerning thoracooncological and immunosuppressive treatment of myositis and associated interstitital lung diseases. In particular, the side effects of checkpoint inhibitors must be taken into consideration.This case report is about the detection of myositis-associated interstitial lung disease in the course of a thoracooncological treatment regimen.