Granulocyte colony-stimulating factor producing retroperitoneal leiomyosarcoma.
Kyotaro FukutaKei DaizumotoMasayuki TakahashiHidehisa MoriYoichi OtomiHisanori UeharaTomoya FukawaYasuyo YamamotoKunihisa YamaguchiHiro-Omi KanayamaPublished in: IJU case reports (2020)
Since granulocyte colony-stimulating factor-producing retroperitoneal leiomyosarcoma had a very poor prognosis irrespective of intensive treatment including wide resection, effective systemic therapy should be required.