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Extremely Rare Isolated Small-Intestinal Polyp Diagnosed by Double-Balloon Endoscopy in an Asymptomatic Adult Patient
Kentaro Tominaga1, Annenkov Alexey2, Yuto Tanaka1
1Division of Gastroenterology and Hepatology, Graduate School of Medical and Dental Sciences Niigata University Niigata Japan.
Clinical Case Reports
|March 12, 2025
Summary
This study reports the first adult case of an asymptomatic small-bowel juvenile polyp. It was detected by CT scan, located with capsule endoscopy, and removed via double-balloon endoscopy, preventing future complications.
Area of Science:
- Gastroenterology
- Surgical Endoscopy
- Gastrointestinal Pathology
Background:
- Juvenile polyps are typically found in children and are rare in adults.
- Isolated small-bowel juvenile polyps are exceptionally uncommon in adult patients.
- Early detection and intervention are crucial for preventing potential complications.
Purpose of the Study:
- To report the first case of an isolated adult small-bowel juvenile polyp.
- To highlight the diagnostic utility of advanced imaging and endoscopic techniques.
- To demonstrate successful endoscopic management of a rare gastrointestinal finding.
Main Methods:
- Computed tomography (CT) scan for initial detection.
- Capsule endoscopy for precise polyp localization.
- Double-balloon endoscopy for minimally invasive polyp resection.
Main Results:
- An asymptomatic juvenile polyp was identified in the small intestine of an adult patient.
- The polyp was successfully localized and completely removed using double-balloon endoscopy.
- No acute symptoms developed post-diagnosis and pre-intervention.
Conclusions:
- Adult small-bowel juvenile polyps, though rare, can be asymptomatic and detected incidentally.
- A combination of CT, capsule endoscopy, and double-balloon endoscopy is effective for diagnosis and management.
- Timely endoscopic resection can prevent symptomatic presentation and potential complications.
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