{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,3]],"date-time":"2026-09-03T07:17:00Z","timestamp":1788419820805,"version":"build-2803163510"},"reference-count":42,"publisher":"Wiley","license":[{"start":{"date-parts":[[2026,9,2]],"date-time":"2026-09-02T00:00:00Z","timestamp":1788307200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"},{"start":{"date-parts":[[2026,9,2]],"date-time":"2026-09-02T00:00:00Z","timestamp":1788307200000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Journal of Surgical Oncology"],"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background and Objectives<\/jats:title>\n                    <jats:p>Cytoreductive surgery (CRS) with hyperthermic intraperitoneal chemotherapy (HIPEC) is established for peritoneal surface malignancies, but its use in older patients is debated. We assessed CRS\u2010HIPEC morbidity and mortality in patients aged\u2009\u2265\u200970 years using a cohort of younger patients as a comparator.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>We retrospectively reviewed consecutive patients aged\u2009\u2265\u200970 and &lt;\u200970 undergoing CRS\u2010HIPEC for peritoneal carcinomatosis at two centers (2017\u22122026). Peritoneal carcinomatosis index (PCI), completeness of cytoreduction (CC), complications (Clavien\u2010Dindo), and mortality were analyzed.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Ninety\u2010five patients were included (53 female; mean age 74.7 years; 10 [10.5%] aged\u2009\u2265\u200980; 70 [73.7%] ASA III\u2212IV). Commonest primaries: colorectal (40), gastric (14), ovarian (12). Mean PCI was 15.6; complete cytoreduction (CC\u20100) was achieved in 58.9%. Complications were Clavien\u2010Dindo grade III\u2212IV in 11.6%, and grade V in 3.2%; major morbidity (\u2265\u2009III) was 14.7%. Longer operative time (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.013) and intraoperative transfusion (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.027) were associated with major morbidity in the elderly cohort, whereas age was not (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.161). Overall mortality was 12\/95 (12.6%).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>In selected patients aged\u2009\u2265\u200970 years, CRS\u2010HIPEC achieved morbidity and mortality comparable to the younger group, with most complications low\u2010grade. Advanced age alone should not preclude CRS\u2010HIPEC; candidacy depends on comorbidity, performance status, and the likelihood of complete cytoreduction.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/jso.70393","type":"journal-article","created":{"date-parts":[[2026,9,3]],"date-time":"2026-09-03T06:56:33Z","timestamp":1788418593000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Morbidity and Mortality of Cytoreductive Surgery and Hyperthermic Intraperitoneal Chemotherapy in Patients Aged 70 Years and Older: A Two\u2010Center 10\u2010Year Experience"],"prefix":"10.1002","author":[{"ORCID":"https:\/\/orcid.org\/0009-0006-4181-6753","authenticated-orcid":false,"given":"Ali Ediz","family":"K\u0131van\u00e7","sequence":"first","affiliation":[{"name":"Department of General Surgery Yeditepe University Faculty of Medicine Istanbul Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1142-8024","authenticated-orcid":false,"given":"Mehmet","family":"Oduncu","sequence":"additional","affiliation":[{"name":"Department of Surgical Oncology SB\u00dc \u00dcmraniye Training and Research Hospital Istanbul Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5929-8639","authenticated-orcid":false,"given":"P\u0131r\u0131lt\u0131","family":"\u00d6zcan","sequence":"additional","affiliation":[{"name":"Department of General Surgery Biruni University Istanbul Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7214-2276","authenticated-orcid":false,"given":"\u00d6zg\u00fcl","family":"D\u00fczg\u00fcn","sequence":"additional","affiliation":[{"name":"Department of Surgical Oncology SB\u00dc \u00dcmraniye Training and Research Hospital Istanbul Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8923-9920","authenticated-orcid":false,"given":"Ne\u015fet","family":"K\u00f6ksal","sequence":"additional","affiliation":[{"name":"Department of General Surgery Yeditepe University Faculty of Medicine Istanbul Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,9,2]]},"reference":[{"key":"e_1_2_15_2_1","doi-asserted-by":"crossref","first-page":"29","DOI":"10.1097\/00000658-199501000-00004","article-title":"Peritonectomy Procedures","volume":"221","author":"Sugarbaker P. 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A Systematic Review of Morbidity and Mortality","volume":"249","author":"Chua T. C.","year":"2009","journal-title":"Annals of Surgery"},{"key":"e_1_2_15_7_1","first-page":"99","article-title":"Cytoreductive Surgery and Hyperthermic Intraperitoneal Chemotherapy: A Review of Factors Contributing to Morbidity and Mortality","volume":"7","author":"Newton A. D.","year":"2016","journal-title":"Journal of Gastrointestinal Oncology"},{"key":"e_1_2_15_8_1","doi-asserted-by":"crossref","first-page":"3497","DOI":"10.1245\/s10434-013-3053-z","article-title":"Outcomes of Cytoreductive Surgery (CRS) With Hyperthermic Intraperitoneal Chemotherapy (HIPEC) in Patients Older Than 70 Years; Survival Benefit at Considerable Morbidity and Mortality","volume":"20","author":"Votanopoulos K. 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B.","year":"2012","journal-title":"Journal of Surgical Oncology"},{"key":"e_1_2_15_11_1","doi-asserted-by":"crossref","first-page":"486","DOI":"10.3390\/cancers17030486","article-title":"Hyperthermic Intraperitoneal Chemotherapy (HIPEC) and Cytoreductive Surgery (CRS): Age\u2010Related Outcomes and a Look into the Future","volume":"17","author":"Aguirre S.","year":"2025","journal-title":"Cancers"},{"issue":"9","key":"e_1_2_15_12_1","doi-asserted-by":"crossref","first-page":"2192","DOI":"10.1111\/ans.17761","article-title":"Cytoreductive Surgery and Hyperthermic Intraperitoneal Chemotherapy for Colorectal Peritoneal Metastases in an Elderly Population: Outcomes From a Single Centre","volume":"92","author":"Flood M. 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M.","year":"2019","journal-title":"JAMA Network Open"},{"key":"e_1_2_15_18_1","doi-asserted-by":"crossref","first-page":"3284","DOI":"10.1200\/JCO.2004.10.012","article-title":"Cytoreductive Surgery Combined With Perioperative Intraperitoneal Chemotherapy for the Management of Peritoneal Carcinomatosis From Colorectal Cancer: A Multi\u2010Institutional Study","volume":"22","author":"Glehen O.","year":"2004","journal-title":"Journal of Clinical Oncology"},{"key":"e_1_2_15_19_1","doi-asserted-by":"crossref","first-page":"3737","DOI":"10.1200\/JCO.2003.04.187","article-title":"Randomized Trial of Cytoreduction and Hyperthermic Intraperitoneal Chemotherapy Versus Systemic Chemotherapy and Palliative Surgery in Patients With Peritoneal Carcinomatosis of Colorectal Cancer","volume":"21","author":"Verwaal V. 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E.","year":"2019","journal-title":"Journal of Clinical Oncology"},{"key":"e_1_2_15_26_1","doi-asserted-by":"crossref","first-page":"1575","DOI":"10.1245\/s10434-011-1631-5","article-title":"Cytoreductive Surgery and Hyperthermic Intraperitoneal Chemotherapy Improves Survival of Patients With Peritoneal Carcinomatosis From Gastric Cancer: Final Results of a Phase III Randomized Clinical Trial","volume":"18","author":"Yang X. J.","year":"2011","journal-title":"Annals of Surgical Oncology"},{"key":"e_1_2_15_27_1","doi-asserted-by":"crossref","first-page":"2449","DOI":"10.1200\/JCO.2011.39.7166","article-title":"Early\u2010 and Long\u2010Term Outcome Data of Patients With Pseudomyxoma Peritonei From Appendiceal Origin Treated by a Strategy of Cytoreductive Surgery and Hyperthermic Intraperitoneal Chemotherapy","volume":"30","author":"Chua T. 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