Retrospective Cohort Study
Copyright ©The Author(s) 2016. Published by Baishideng Publishing Group Inc. All rights reserved.
World J Clin Oncol. Jun 10, 2016; 7(3): 302-307
Published online Jun 10, 2016. doi: 10.5306/wjco.v7.i3.302
Contralateral prophylactic mastectomy rate stable at major Canadian breast cancer center
Amanda Roberts, Lakhbir Sandhu, Tulin D Cil, Stefan O P Hofer, Toni Zhong
Amanda Roberts, Lakhbir Sandhu, Department of Surgery, University of Toronto, Toronto, ON M5G 2C4, Canada
Tulin D Cil, Division of General Surgery, University Health Network and Women’s College Hospital, Toronto, ON M5G 2M9, Canada
Stefan O P Hofer, Toni Zhong, Division of Plastic and Reconstructive Surgery, University Health Network, Toronto General Hospital, Toronto, ON M5G 2C4, Canada
Author contributions: Roberts A completed the data collection and prepared the manuscript; Sandhu L analyzed the data; Roberts A, Cil TD and Zhong T developed the research question and concept; Sandhu L, Cil TD, Hofer SOP and Zhong T provided feedback on research and critically appraised manuscript.
Institutional review board statement: Research Ethics Board approval was acquired from the University Health Network and maintained throughout the study.
Informed consent statement: Not applicable.
Conflict-of-interest statement: None of the authors declare any conflicts of interest and/or commercial involvement.
Data sharing statement: There is no additional data available.
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:
Correspondence to: Toni Zhong, MD, MHS, FRCSC, Associate Professor, Division of Plastic and Reconstructive Surgery, University Health Network, Toronto General Hospital, 8N-871, Toronto, ON M5G 2C4, Canada.
Telephone: +1-416-3403858
Received: January 30, 2016
Peer-review started: January 30, 2016
First decision: March 24, 2016
Revised: April 16, 2016
Accepted: May 7, 2016
Article in press: May 9, 2016
Published online: June 10, 2016
Core Tip

Core tip: Contralateral prophylactic mastectomy rates from 2004 to 2010 at a high-volume Canadian breast cancer center do not demonstrate the same rising trend observed in the United States.