case_images: PMC6016216_01
case_images: Infused CT of the abdomen. (a) Circumferential thickening of the lower esophagus. (b) A large mass with peripheral enhancement and central necrosis most likely representing gastric GIST.
case_images: CRIS2018-4378368.001.jpg
case_images: PMC6016216_01_CRIS2018-4378368.001.jpg
case_images: fig1
case_images: The mass was highly suggestive of GIST based on CT; it was the same mass that was previously misdiagnosed as a liver hemangioma (Figure 1).
case_images: (a) Intraoperative photography of pedunculated gastric mass. (b) Gross examination of the mass, measures around 10 x 7 x 6 cm.
case_images: CRIS2018-4378368.002.jpg
case_images: PMC6016216_01_CRIS2018-4378368.002.jpg
case_images: fig2
case_images: Intraoperatively; a large (10 x 7 x 6 cm), extraluminal pedunculated mass was found at the posterior wall of the greater curvature of the stomach (Figure 2).
case_images: Microscopic examination of the gastric mass. (a) Epithelioid GIST of the stomach with rounded nuclei and a clear cytoplasm. (b) Epithelioid GIST strongly staining for DOG1.
case_images: CRIS2018-4378368.003.jpg
case_images: PMC6016216_01_CRIS2018-4378368.003.jpg
case_images: fig3
case_images: The mitotic rate of 6/50 HPF and immunohistochemical stains were positive for DOG1 and CD34 but negative for CD117 (c-Kit) (Figure 3).