case_images: PMC5952441_01
case_images: CT showed a hyperdense 60 x 50 mm right colic parietal lesion, signs of ileocolic intussusception with adjacent lymphadenopathy.
case_images: CRIS2018-6265182.001.jpg
case_images: PMC5952441_01_CRIS2018-6265182.001.jpg
case_images: fig1
case_images: Moreover, the CT showed a hyperdense 60 x 50 mm right colic parietal lesion, signs of ileocolic intussusception with adjacent lymphadenopathy measuring 20 mm (Figure 1).
case_images: Flexible colonoscopy documented a caecal large submucosal lesion with ulcerated mucosa.
case_images: CRIS2018-6265182.002.jpg
case_images: PMC5952441_01_CRIS2018-6265182.002.jpg
case_images: fig2
case_images: Flexible colonoscopy documented a caecal large submucosal lesion with ulcerated mucosa (Figure 2).
case_images: Trocar's disposition. Laparoscopic right hemicolectomy.
case_images: CRIS2018-6265182.003.jpg
case_images: PMC5952441_01_CRIS2018-6265182.003.jpg
case_images: fig3
case_images: Trendelenburg position with a slight rotation on the left flank. The surgeon was between the patient's legs, and the camera operator/assistant was on the left side (Figure 3).
case_images: Intraoperative view of ileocolic intussusception.
case_images: CRIS2018-6265182.004.jpg
case_images: PMC5952441_01_CRIS2018-6265182.004.jpg
case_images: fig4
case_images: Ileocolic intussusception causing occlusive status with multiple lymphadenopathies along the ileocaecal artery was observed intraoperatively (Figure 4).
case_images: Surgical specimen after opening of the colon with appearance of tumor at the ileocaecal valve.
case_images: CRIS2018-6265182.005.jpg
case_images: PMC5952441_01_CRIS2018-6265182.005.jpg
case_images: fig5
case_images: Gross examination of the specimen revealed a tumor mass of the ileocaecal valve measuring 50 x 45 mm which seemed infiltrate muscular layer (Figure 5).
case_images: Histological and immunohistological examination of the specimens showing diffuse large B-cell non-Hodgkin's lymphoma. (a) Magnification x400, HE staining, polymorphic large B-cells with irregular nuclei. (b) Magnification x400, CD20(+). (c) Magnification x400, CD79(+). (d) Magnification x400, Ki67/Mib1 > 95% (high-grade B-cell lymphoma).
case_images: CRIS2018-6265182.006.jpg
case_images: PMC5952441_01_CRIS2018-6265182.006.jpg
case_images: fig6
case_images: Proliferation index was high (Ki67/MIB-1 > 95%) (Figure 6).