| Summary points: | A 68-year-old male presents with pain and tenderness in the right lower abdomen associated with nausea and vomiting. Physical examination, laboratory tests, radiography, computed tomography, laparoscopy, surgery, and histology are described; images provided. The authors describe a rare case of intestinal lymphomatous polyposis due to mantle cell lymphoma presenting with multiple small bowel intussusceptions, review the literature of the disease, and discuss laparoscopic-assisted bowel resection as a potential and feasible option in the multidisciplinary treatment of mantle cell lymphoma. |