“…Most of adult intussusception cases (approximately 90%) are secondary to other benign or malignant disorders with a lead point lesion. The etiologic factor might be a benign lesion like, fibroid polyp, lipoma, Meckel's diverticulum, Crohn's disease and Yersinia enterocolitis or a malignant tumor such as a primary carcinoma, metastatic carcinoma such as melanoma, GISTs, lymphoma, or carcinoid tumor [3,5,6]. In contrast to pediatric intussusception cases most of which are primary and benign, most of adult patients have structural lesions, especially malignancy in colonic cases [7].…”