A patient with a large laterally spreading tumor of the rectum who developed bowel stenosis a month after ESD

• DOI: 10.11641/pde.85.1_124
• Publication Date: 2014-12-16T23:29:02Z
• Authors: Kazumasa Kure; Ryosuke Ichikawa; Shingo Ito; Kumpei Honjo; Hisashi Ro; Masaya Kawai; Shun Ishiyama; Hirohiko Kamiyama; Makoto Takahashi; Yutaka Kojima; Michitoshi Goto; Atsushi Okuzawa; Yuichi Tomiki; Kazuhiro Sakamoto; Yuki Fukumura; Takashi Yao
• Keywords: 0301 basic medicine; 03 medical and health sciences; 0302 clinical medicine

A 60-year old woman was examined by a local physician for the chief complaint of bloody stool, and underwent colonoscopy. laterally spreading tumor 〔IIa (LST-G) 〕 measuring approximately 10 cm along major axis occupying 5/6th circumference rectum identified, patient referred to our department. Although submucosal invasion suspected, endoscopic dissection (ESD) performed as per desire ; en-bloc resection performed, with almost entire rectal mucosa. After ESD, steroid suppositories were administered 26 days prevent stenosis. However, one month after colonoscopy revealed cicatricial stenosis at site, inability pass scope through stenotic site. Histopathological examination indicated pT1b (4,000 µm) adenocarcinoma in adenoma. Therefore, laparoscopic low anterior 2 months ESD. did not indicate residual cancer or lymph node metastasis, however, fibrosis had extended muscularis propria scar which considered be cause Post ESD is rare. We carried out histopathological investigation identify who presented bowel large tumor.