[A case of diaphragmatic hernia following colonoscopy].

An 89-year-old woman with a history of traumatic injury was referred to our hospital for further evaluation of anemia. Two days after colonoscopy, she complained of intermittent abdominal pain. An abdominal computed tomography confirmed a left diaphragmatic defect with a herniated transverse colon.

[Multiple gastrointestinal stromal tumors during nilotinib treatment for chronic myelogenous leukemia in a patient with neurofibromatosis type 1].

A 60-year-old woman with neurofibromatosis type 1 presented to our hospital with melena. She reported a 1-year history of treatment with nilotinib hydrochloride hydrate for chronic myelogenous leukemia. Contrast-enhanced abdominal computed tomography revealed multiple intestinal tumors that were subsequently diagnosed as gastrointestinal stromal tumors (GIST) using single-balloon enteroscopy.