1. Liver metastases 2 years after resection of a very-low-risk duodenal gastrointestinal stromal tumor: a case report
- Author
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Junya Mita, Kazuhiro Tada, Yusuke Kuboyama, Shoji Hiroshige, Shun Nakamura, Junichi Takahashi, Kazuhito Sakata, Hiroshi Mizuuchi, Taro Oba, Fumitaka Yoshizumi, Kentaro Iwaki, Hideya Takeuchi, Kiyoshi Kajiyama, and Kengo Fukuzawa
- Subjects
GIST ,Imatinib ,Mitotic rate ,Surgery ,RD1-811 - Abstract
Abstract Background Gastrointestinal stromal tumors (GISTs) are rare mesenchymal tumors, but are the most common mesenchymal tumors of the gastrointestinal tract. The risk classification of GISTs is based on the tumor size, mitotic index, tumor site, and presence of tumor rupture. Recurrence in the very-low-risk group is extremely rare. We herein report a case of liver metastases 2 years after resection of a very-low-risk duodenal GIST. Case presentation A 57-year-old woman presented to the hospital for evaluation of melena. Esophagogastroduodenoscopy showed bleeding from the exposed blood vessels at the top of a submucosal tumor approximately 20 mm in size located in the second (descending) part of the duodenum, and the bleeding was controlled with electrocoagulation. A GIST was suspected, and the patient underwent wedge resection of the duodenum. The resected specimen contained a 16- × 12-mm (
- Published
- 2022
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