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. 2022 Jul 9;40(11):1105–1120. doi: 10.1007/s11604-022-01305-x

Fig. 13.

Fig. 13

Gastrointestinal bleeding caused by a gastrointestinal stromal tumor in the small bowel. A 59-year-old female visited an emergency department with a continuous tarry stool after hematochezia. Her hemoglobin level decreased from 12.0 g/dL to 8.3 g/dl for a day. Contrast-enhanced CT showing a hypervascular tumor in the small intestine (a: arrow). The enlarged vein continuing to the tumor is markedly enhanced in the arterial phase (a: arrowhead). Double balloon endoscopy showing a submucosal tumor with ulcer (b). Inoue A. Gastrointestinal stromal tumor (GIST). (In Mizunuma K, et al., eds. Diagnosis Imaging and Intervention Therapy of Abdominal Emergencies. Tokyo: MedicalView; 2018. P200, Fig. 1