title: [A case of leiomyosarcoma of the upper small intestine and accompanying jejuno-jejunal invagination].
mesh_terms: D000368:Aged; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000209:etiology; D006801:Humans; D007414:Intestinal Neoplasms / Q000150:complications* / Q000000981:diagnostic imaging; D007443:Intussusception / Q000150:complications* / Q000000981:diagnostic imaging; D007583:Jejunum; D007890:Leiomyosarcoma / Q000150:complications*; D011859:Radiography
vernacular_title: Ein Fall von Leiomyosarkom des oberen Dünndarms und begleitende Jejuno-jejunale Invagination