Fig. 1From: Clinicopathological and mutational characteristics of primary double mutant gastrointestinal stromal tumor: a single center study with review of the literatureContrast-enhanced abdominal computed tomography images(case 6). A: Preoperative CT imaging (December 2019): CT scan shows a large, exophytic mass with heterogeneous enhancement in the wall of the distal stomach. B: Postoperative CT imaging following Billroth II gastrojejunostomy (September 2021): CT scan shows surgical staples at the gastrojejunal anastomosis site(arrowheads), where no local tumor recurrence was observed. The jejunal loop(open arrows) characterized by the valvulae conniventes is also noted. Metallic suture material(solid arrow) clearly indicates the duodenal stumpBack to article page