{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,8]],"date-time":"2026-02-08T04:30:32Z","timestamp":1770525032122,"version":"3.49.0"},"reference-count":11,"publisher":"Oxford University Press (OUP)","issue":"10","license":[{"start":{"date-parts":[[2021,10,22]],"date-time":"2021-10-22T00:00:00Z","timestamp":1634860800000},"content-version":"vor","delay-in-days":21,"URL":"https:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2021,10,1]]},"abstract":"<jats:title>Abstract<\/jats:title>\n               <jats:p>Breast cancer is one of the most common cancers affecting women. Frequent metastatic sites include liver, lungs and bone. Gastrointestinal metastases are a rare entity. We report a case of ductal carcinoma metastasizing to the sigmoid colon.<\/jats:p>\n               <jats:p>A 74-year female was found to have a mass at her sigmoid colon on surveillance colonoscopy. The initial histology showed poorly differentiated carcinoma. Further immunohistochemical staining revealed poorly differentiated metastatic ductal breast carcinoma 27\u00a0years after her primary breast cancer. She proceeded to resection and had an uneventful recovery. She remains alive with stable retroperitoneal lymph node and tail of pancreas metastatic disease.<\/jats:p>","DOI":"10.1093\/jscr\/rjab471","type":"journal-article","created":{"date-parts":[[2021,9,30]],"date-time":"2021-09-30T19:26:04Z","timestamp":1633029964000},"source":"Crossref","is-referenced-by-count":2,"title":["A case report of ductal carcinoma of the breast metastasizing to the bowel"],"prefix":"10.1093","volume":"2021","author":[{"given":"Anzel","family":"Jansen van Rensburg","sequence":"first","affiliation":[{"name":"Queensland Health, Redcliffe 4020, Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Andrew","family":"Riddell","sequence":"additional","affiliation":[{"name":"Queensland Health, Redcliffe 4020, Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"286","published-online":{"date-parts":[[2021,10,20]]},"reference":[{"key":"2021102204141786000_ref1","volume-title":"Cancer Data in Australia","author":"Australian Institute of Health and Welfare"},{"key":"2021102204141786000_ref2","doi-asserted-by":"crossref","first-page":"271","DOI":"10.1023\/A:1006308619659","article-title":"Metastatic breast cancer: clinical course, prognosis and therapy related to the first site of metastasis","volume":"59","author":"Solomayer","year":"2000","journal-title":"Breast Cancer Res Treat"},{"key":"2021102204141786000_ref3","doi-asserted-by":"crossref","first-page":"136","DOI":"10.1016\/S0016-5107(92)70378-2","article-title":"The spectrum of gastrointestinal metastases of breast carcinoma","volume":"38","author":"Taal","year":"1992","journal-title":"Gastrointest Endosc"},{"key":"2021102204141786000_ref4","first-page":"637","article-title":"Metastatic patterns of invasive lobular versus invasive ductal carcinoma of the breast","volume":"114","author":"Borst","year":"1993","journal-title":"Surgery"},{"key":"2021102204141786000_ref5","doi-asserted-by":"crossref","first-page":"886","DOI":"10.1245\/ASO.2005.03.030","article-title":"Breast cancer: presentation and intervention in women with gastrointestinal metastasis and carcinomatosis","volume":"12","author":"McLemore","year":"2005","journal-title":"Ann Surg Oncol"},{"key":"2021102204141786000_ref6","doi-asserted-by":"crossref","first-page":"409","DOI":"10.1159\/000322656","article-title":"Metastatic breast carcinoma presenting as perforated appendicitis","volume":"6","author":"Dirksen","year":"2010","journal-title":"Breast Care"},{"key":"2021102204141786000_ref7","first-page":"175","article-title":"Gastric metastasis of breast cancer occurring after a cancer-free interval of 30 years (article in French)","volume":"28","author":"Benfiguig","year":"1992","journal-title":"Ann Gastroenterol Hepatol (Paris)"},{"key":"2021102204141786000_ref8","first-page":"e6199","article-title":"From the breast to the bowel: an unconventional metastatic presentation","volume":"11","author":"Gangireddy","year":"2019","journal-title":"Cureus"},{"key":"2021102204141786000_ref9","article-title":"Metastatic ductal carcinoma of the breast to colonic mucosa","volume":"2018","author":"Schellenberg","year":"2018","journal-title":"BMJ Case Rep"},{"key":"2021102204141786000_ref10","doi-asserted-by":"crossref","first-page":"1114","DOI":"10.1016\/j.gcb.2009.05.015","article-title":"Colorectal breast carcinoma metastasis diagnosed as an obstructive colonic primary tumor. A case report and review of the literature","volume":"33","author":"Th\u00e9raux","year":"2009","journal-title":"Gastroenterol Clin Biol"},{"key":"2021102204141786000_ref11","doi-asserted-by":"crossref","first-page":"111","DOI":"10.1111\/j.1572-0241.1998.111_c.x","article-title":"Metastatic breast cancer masquerading as gastrointestinal primary","volume":"93","author":"Schwarz","year":"1998","journal-title":"Am J Gastroenterol"}],"container-title":["Journal of Surgical Case Reports"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/academic.oup.com\/jscr\/article-pdf\/2021\/10\/rjab471\/40769840\/rjab471.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"syndication"},{"URL":"http:\/\/academic.oup.com\/jscr\/article-pdf\/2021\/10\/rjab471\/40769840\/rjab471.pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,10,22]],"date-time":"2021-10-22T04:16:18Z","timestamp":1634876178000},"score":1,"resource":{"primary":{"URL":"https:\/\/academic.oup.com\/jscr\/article\/doi\/10.1093\/jscr\/rjab471\/6404060"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,10,1]]},"references-count":11,"journal-issue":{"issue":"10","published-print":{"date-parts":[[2021,10,1]]}},"URL":"https:\/\/doi.org\/10.1093\/jscr\/rjab471","relation":{},"ISSN":["2042-8812"],"issn-type":[{"value":"2042-8812","type":"electronic"}],"subject":[],"published-other":{"date-parts":[[2021,10]]},"published":{"date-parts":[[2021,10,1]]},"article-number":"rjab471"}}