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Jejunal Serrated Adenoma Diagnosed and Treated by Double-Balloon Enteroscopy
Anning Yin1, Zhi Zeng2, Xinyue Wan1
1Department of Gastroenterology, Renmin Hospital of Wuhan University, Wuhan, China.
Abstract:
Serrated polyps are most commonly located in the colorectum and have been well recognized as an important precursor lesion for colorectal cancer. Serrated adenoma in the small intestine has been reported more rarely but may represent a distinct morphological and biological subtype with malignant potential. Here, we present the case of a 65-year-old female who underwent double-balloon enteroscopy due to obscure gastrointestinal bleeding. A polyp sized 3.5 × 2.0 cm with a long pedicle in the jejunum, located 50 cm distal to the Treitz ligament, was detected. Endoscopic mucosal resection was done. The pathological results revealed a traditional serrated adenoma sized 3.5 × 2.2 cm.
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