{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,29]],"date-time":"2026-06-29T19:38:11Z","timestamp":1782761891123,"version":"3.54.5"},"reference-count":38,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2022,6,4]],"date-time":"2022-06-04T00:00:00Z","timestamp":1654300800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Journal of Surgical Oncology"],"published-print":{"date-parts":[[2022,9]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Patients with nonmetastatic pT3\u20104 colon cancers are prone to develop metachronous peritoneal carcinomatosis (mPC). Risk factors for mPC and the influence of mutant kirsten rat sarcoma viral oncogene (KRAS)\/neuroblastoma rat sarcoma (NRAS)\/v\u2010raf murine sarcoma viral oncogene homolog B1 (BRAF) and DNA mismatch repair (MMR) status on mPC remain to be described in these patients.<\/jats:p><\/jats:sec><jats:sec><jats:title>Method<\/jats:title><jats:p>All enrolled patients were identified from the prospectively collected colorectal cancer database of a tertiary referral hospital between 2013 and 2018. Multivariate analysis was used to identify risk factors associated with mPC.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Of the 1689 patients with nonmetastatic pT3\u20104 colon carcinoma, 8.4% (142\/1689) progressed to mPC. Endoscopic obstruction (HR\u2009=\u20093.044, <jats:italic>p<\/jats:italic>\u2009&lt;\u20090.001), elevated CA125 (HR\u2009=\u20091.795, <jats:italic>p<\/jats:italic>\u2009=\u20090.009), pT (T4a vs. T3, HR\u2009=\u20092.745, <jats:italic>p<\/jats:italic>\u2009&lt;\u20090.001; T4b vs. T3, HR\u2009=\u20093.167, <jats:italic>p<\/jats:italic>\u2009=\u20090.001), pN (N1 vs. N0, HR\u2009=\u20092.592, <jats:italic>p<\/jats:italic>\u2009&lt;\u20090.001; N2 vs. N0, HR\u2009=\u20094.049, <jats:italic>p<\/jats:italic>\u2009&lt;\u20090.001), less than 12 lymph nodes harvested (HR\u2009=\u20092.588, <jats:italic>p<\/jats:italic>\u2009&lt;\u20090.001), mucinous or signet ring cell carcinoma (HR\u2009=\u20091.648, <jats:italic>p<\/jats:italic>\u2009=\u20090.038), perineural invasion (HR\u2009=\u20091.984, <jats:italic>p<\/jats:italic>\u2009&lt;\u20090.001), and adjuvant chemotherapy (HR\u2009=\u20091.522, <jats:italic>p<\/jats:italic>\u2009=\u20090.039) were strongly related to mPC but that mutant KRAS\/NRAS\/BRAF and MMR status was not associated with mPC.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>This study identified the high\u2010risk factors for mPC in patients with nonmetastatic pT3\u20104 colon carcinoma, and these factors should be considered in selective preventive therapy and close follow\u2010up for patients subsequently deemed to have high risk for mPC.<\/jats:p><\/jats:sec>","DOI":"10.1002\/jso.26975","type":"journal-article","created":{"date-parts":[[2022,6,4]],"date-time":"2022-06-04T14:48:48Z","timestamp":1654354128000},"page":"757-771","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":7,"title":["Risk factors for metachronous peritoneal carcinomatosis after radical resection for patients with nonmetastatic pT3\u20104 colon cancer"],"prefix":"10.1002","volume":"126","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-2804-166X","authenticated-orcid":false,"given":"Tai\u2010Wei","family":"Mo","sequence":"first","affiliation":[{"name":"Department of Colorectal Surgery, The Sixth Affiliated Hospital Sun Yat\u2010sen University  Guangzhou China"},{"name":"Guangdong Institute of Gastroenterology, Guangdong Provincial Key Laboratory of Colorectal and Pelvic Floor Diseases, The Sixth Affiliated Hospital Sun Yat\u2010sen University  Guangzhou China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zong\u2010Jin","family":"Zhang","sequence":"additional","affiliation":[{"name":"Department of Colorectal Surgery, The Sixth Affiliated Hospital Sun Yat\u2010sen University  Guangzhou China"},{"name":"Guangdong Institute of Gastroenterology, Guangdong Provincial Key Laboratory of Colorectal and Pelvic Floor Diseases, The Sixth Affiliated Hospital Sun Yat\u2010sen University  Guangzhou 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