PMC6109502_01
Intraoperative photograph of gastrogastric intussusception. (a) The fundus intussuscepting into the body of the stomach (white arrow). (b) GIST after reduction of the intussusception. The GIST is extending exophytically (white arrow). (c) A 2.5 cm x 2.5 cm excised GIST.
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fig1
The gastric fundus was intussuscepting into the body of the stomach (Figure 1(a)). A tumor measuring 2.5 cm x 2.5 cm was found at the anterior fundal area (Figure 1(b)). The tumor was completely resected with at least 0.2 cm clearance (Figure 1(c)).
GIST histology. (a) H&E staining demonstrating spindle cells x400. (b) IHC staining showing CD117 positive cells x400.
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fig2
The hematoxylin and eosin staining (H&E) showed spindle cell in the muscularis of the stomach (Figure 2(a)). On immunohistochemical analysis, the spindle cells were positive for both c-Kit protein (CD117) and CD34 but negative for smooth muscle actin and desmin (Figure 2(b)).