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Endoscopic management of multiple large antral hyperplastic polyps causing gastric outlet obstruction
Stefano Pontone1, Daniele Pironi, Chiara Eberspacher
1Department of Surgical Sciences, "Sapienza" University of Rome, Rome, Italy. stefano.pontone@uniroma1.it
Annali Italiani Di Chirurgia
|August 13, 2011
Summary
Gastric hyperplastic polyps, though usually benign, require removal if symptomatic to prevent complications. A novel technique using hydroxypropylmethylcellulose facilitated endoscopic resection of a large polyp causing gastric outlet obstruction.
Area of Science:
- Gastroenterology
- Endoscopic Surgery
Background:
- Gastric hyperplastic polyps are common, often asymptomatic, and incidentally discovered during endoscopy.
- While generally benign, symptomatic polyps necessitate removal for accurate diagnosis and to prevent potential malignancy.
Observation:
- Symptomatic polyps can cause dyspepsia, bleeding, and rarely, gastric outlet obstruction.
- A rare case presented with intermittent gastric outlet obstruction due to a large antral hyperplastic polyp prolapsing through the pylorus.
Findings:
- Endoscopic mucosal resection (EMR) is crucial for histological diagnosis and symptom resolution.
- A novel technique utilizing hydroxypropylmethylcellulose as a submucosal lifting agent enabled stable repositioning and successful EMR of the prolapsing polyp.
Implications:
- Innovative lifting agents may streamline EMR procedures, reducing operative time.
- This case highlights a potential management strategy for rare obstructive gastric hyperplastic polyps.
- Further research is needed to validate the efficacy of new lifting agents in EMR.
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