Recurrence of sigmoid colon cancer–derived anal metastasis: A case report and review of literature
Ling-Kang Meng, Dan Zhu, Yu Zhang, Yuan Fang, Wei-Zhen Liu, Xia-Qing Zhang, Yong Zhu, Department of Colorectal Surgery, Nanjing Hospital of Chinese Medicine Affiliated to Nanjing University of Chinese Medicine, Nanjing 210022, Jiangsu Province, China
Author contributions: Meng LK analyzed the data and drafted the manuscript; Zhu D and Zhang Y collected the data; Fang Y and Liu WZ performed pathological evaluations; Zhang XQ analyzed the results of diagnostic imaging; Zhu Y revised the manuscript; all authors read and approved the final version of the manuscript.
Supported by Nanjing Municipal Health Bureau, No. NWQR-201702; and Nanjing Translational Medicine Base of Chinese Medicine, No. ZHZD201802.
Informed consent statement: Written informed consent was obtained from the patient‘s next of kin, for publication of this case report and any accompanying images. A copy of the written consent is available for review by the Editor-in-Chief of this journal.
Conflict-of-interest statement: The authors declare no competing interests.
CARE Checklist (2016) statement: The authors have read the CARE Checklist (2016), and the manuscript was prepared and revised according to the CARE Checklist (2016).
: This article is an open-access article that was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution NonCommercial (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/
Corresponding author: Yong Zhu, PhD, Chief Doctor, Department of Colorectal Surgery, Nanjing Hospital of Chinese Medicine Affiliated to Nanjing University of Chinese Medicine, No. 157 Daming Road, Qinhuai District, Nanjing 210022, Jiangsu Province, China. email@example.com
Received: July 14, 2021
Peer-review started: July 14, 2021
First decision: October 22, 2021
Revised: October 26, 2021
Accepted: December 25, 2021
Article in press: December 25, 2021
Published online: January 21, 2022