%0 Case Reports %T Severe upper gastrointestinal disorders in pembrolizumab-treated non-small cell lung cancer patient. %A Onuki T %A Morita E %A Sakamoto N %A Nagai Y %A Sata M %A Hagiwara K %J Respirol Case Rep %V 6 %N 6 %D Aug 2018 %M 30065841 暂无%R 10.1002/rcr2.334 %X Pembrolizumab is an immune checkpoint inhibitor that induces side effects called "immune-related adverse events" (irAEs). Various types of organs are affected by irAEs, although reports of upper gastrointestinal disorders are rare. Here, we report a case of extensive inflammatory pathologies in the oesophagus, stomach, duodenum, and jejunum after the administration of pembrolizumab for non-small cell lung cancer.