case_images: PMC8521416_01
case_images: Abdominal computed tomography (CT) scan showed a mass originated from small bowel occupying the left upper abdomen.
case_images: 10.1177_2050313X211053708-fig1.jpg
case_images: PMC8521416_01_10.1177_2050313X211053708-fig1.jpg
case_images: fig1-2050313X211053708
case_images: Abdominal enhanced computed tomography (CT) indicated that a mass originated from small bowel and occupied the left upper abdomen (Figure 1).
case_images: A black and hard lesion measuring about 5 cm x 5 cm x 4 cm was identified at the jejunum.
case_images: 10.1177_2050313X211053708-fig2.jpg
case_images: PMC8521416_01_10.1177_2050313X211053708-fig2.jpg
case_images: fig2-2050313X211053708
case_images: A black lesion measuring about 5cm x 5cm x 4 cm was found at the jejunum (Figure 2). We resected the total lesion and partial jejunum (Figure 2).
case_images: Hematoxylin-eosin (HE) staining showed homogeneous proliferation of bundles of oval tumor cells.
case_images: 10.1177_2050313X211053708-fig3.jpg
case_images: PMC8521416_01_10.1177_2050313X211053708-fig3.jpg
case_images: fig3-2050313X211053708
case_images: Hematoxylin-Eosin staining showed many bundles of oval tumor cells (Figure 3).