A Case Report of Leiomyosarcoma of the Duodenum / 대한소화기내시경학회지

Leiomyosarcoma of the duodenum is an uncommon tumor and have not specific symptoms and signs, almost all cases of tumor were diagnosed in operating room. This tumor is generally firm, relatively well encapsulated, lobulated and often soft if they undergo hemorrhagic necrosis. Most authors emphasized the relative number of mitosis as the most reliable findings of leiomyosarcoma. Recently, we experienced a case of leiomyosarcoma of duodenum which was confirmed by operative and pathological diagnosis.