Disappearance of Gastric Hyperplastic Polyps after the Discontinuation of Proton Pump Inhibitor in a Patient with Liver Cirrhosis

Autor: Kengo Yasugi, Ken Haruma, Miwa Kawanaka, Mitsuhiko Suehiro, Jun Nakamura, Noriyo Urata, Tomohiro Tanikawa, Takahito Oka, Yasumasa Monobe, Takuya Fujita, Hirofumi Kawamoto
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Case Reports in Gastroenterology, Vol 15, Iss 1, Pp 202-209 (2021)
Druh dokumentu: article
ISSN: 1662-0631
DOI: 10.1159/000511885
Popis: Here, we report on a rare case of gastric hyperplastic polyps which disappeared after the discontinuation of proton pump inhibitor (PPI). The patient was an 83-year-old woman with liver cirrhosis and portal hypertension, along with gastroesophageal reflux disease treated by PPI. An initial upper gastrointestinal endoscopy showed unique polypoid lesions in the greater curvature of the stomach. Biopsy specimens of the lesions were diagnosed as hyperplastic polyps and she was followed. One year later, a second endoscopy showed that the lesions had increased in number and size, and an endoscopic mucosal resection (EMR) was performed for the main polyps. The resected specimens indicated a proliferation of foveolar epithelium cells with an increase of capillary ectasia and parietal cell hyperplasia, which was thought to be induced by hypergastrinemia from the PPI. Three months after the EMR, she was admitted because of bleeding from the remaining polyps along with an increase in new polyps. After conservative treatment, PPI was stopped and rebamipide was used. One year and 6 months later, an endoscopy showed the complete disappearance of all gastric polyps.
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