Diagnosis of a submucosal mass at the staple line after sigmoid colon cancer resection by endoscopic cutting-mucosa biopsy
Mitsuaki Morimoto, Koji Koinuma, Alan K Lefor, Hisanaga Horie, Homare Ito, Naohiro Sata, Department of Surgery, Jichi Medical University, Tochigi 329-0498, Japan
Yoshikazu Hayashi, Keijiro Sunada, Hironori Yamamoto, Department of Gastroenterology, Jichi Medical University, Tochigi 329-0498, Japan
Author contributions: Koinuma K revised the manuscript, and is the article guarantor; Lefor AK, Hayashi Y, Sunada K and Yamamoto H revised the manuscript; Sata N approved the final version of the manuscript; all authors contributed to this manuscript.
Institutional review board statement: The patient was treated with approved diagnostic and therapeutic procedures according to generally accepted standards of care.
Informed consent statement: Informed consent was not required in our facility but obtained from the patient for this case report.
Conflict-of-interest statement: None to report.
Open-Access: This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/
Correspondence to: Koji Koinuma, MD, Department of Surgery, Jichi Medical University, 3311-1 Yakushiji Shimotsuke, Tochigi 329-0498, Japan. email@example.com
Telephone: +81-285-587371 Fax: +81-285-443234
Received: November 11, 2015
Peer-review started: November 12, 2015
First decision: December 7, 2015
Revised: January 16, 2016
Accepted: February 14, 2016
Article in press: February 16, 2016
Published online: April 25, 2016