We report 3 cases of juvenile polyps treated with endoscopic resection. The first case was a 30-year-old man with a 1-week history of lower abdominal pain; hence, he was transferred to our hospital. Colonoscopy revealed a pedunculated polyp in the sigmoid colon. The polyp was removed endoscopically and was histologically diagnosed as a juvenile polyp. The second case was a 41-year-old man who presented to our hospital with a 1-month history of bloody stools. Colonoscopy revealed a pedunculated polyp in the sigmoid colon. The polyp was removed endoscopically and was histologically diagnosed as a juvenile polyp. The third case was 55-year-old woman who presented to our hospital with a 1-month history of lower abdominal pain and mild diarrhea. Colonoscopy revealed a pedunculated polyp in the sigmoid colon. The polyp was removed endoscopically and was histologically diagnosed as a juvenile polyp. Their symptoms were improved before colonoscopic examination.
