case_images: PMC10666786_01
case_images: Tumor progression and treatment of a patient with quadruple wild-type gastrointestinal stromal tumors.
case_images: fonc-13-1260706-g001.jpg
case_images: PMC10666786_01_fonc-13-1260706-g001.jpg
case_images: f1
case_images: Computed tomography (CT) imaging on July 8, 2022, showed a mass on the lower edge of the right upper abdominal liver lobe approximately 33 X 48 mm, and the boundary was unclear ( Figure 1 ). The tumor and part of the liver were surgically removed in July 2022 ( Figure 1 ).
case_images: Photomicrograph of gastrointestinal stromal tumor (H&E, x200).
case_images: fonc-13-1260706-g002.jpg
case_images: PMC10666786_01_fonc-13-1260706-g002.jpg
case_images: f2
case_images: Focal stroma exhibited myxoid alteration ( Figure 2 ).
case_images: Photomicrograph showing negative immunohistochemical stains of (A) Desmin and (B) S-100, positive immunohistochemical stains of (C) CD117 (IHC x200).
case_images: fonc-13-1260706-g003.jpg
case_images: PMC10666786_01_fonc-13-1260706-g003.jpg
case_images: f3
case_images: On immunohistochemistry, the tumor cells were positive for CD117, negative for Desmin and S-100 ( Figure 3 ), negative for dog-1, positive for CD34, and positive for SDHB.