{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,1]],"date-time":"2026-09-01T16:46:01Z","timestamp":1788281161226,"version":"build-2803163510"},"reference-count":16,"publisher":"SAGE Publications","issue":"2","license":[{"start":{"date-parts":[[2021,1,30]],"date-time":"2021-01-30T00:00:00Z","timestamp":1611964800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"funder":[{"name":"Showa University Research"}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["The American Surgeon\u2122"],"published-print":{"date-parts":[[2022,2]]},"abstract":"<jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>Decreased pancreatic volume (PV) is a predictive factor for diabetes mellitus (DM) after surgery. There are few reports on PV and endocrine function pre- and post-surgery. We investigated the correlation between PV and insulin secretion.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Seventeen patients underwent pancreaticoduodenectomy (PD) Pre- and post-surgery PV and C-peptide index (CPI) measurements were performed. Additionally, the correlation between PV and CPI was analyzed.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>The mean preoperative PV (PPV) was 55.1 \u00b1 31.6\u00a0mL, postoperative remnant PV (RPV) was 25.3\u00b117.3\u00a0mL, and PV reduction was 53%. The mean preoperative C-peptide immunoreactivity (CPR) was 1.39 \u00b1 .51 and postoperative CPR was .85\u00b1.51. The mean preoperative CPI was 1.29\u00b1.72 and postoperative CPI was .73 \u00b1 .48. Significant correlations were observed between RPV and post CPR (\u03c1 = .507, P = .03) and post CPI (\u03c1 = .619, P = .008).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Discussion<\/jats:title>\n                    <jats:p>There was a significant correlation between RPV and CPI after PD. A smaller RPV resulted in lower insulin secretion ability, increasing the potential risk of new-onset DM after PD.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/0003134821989049","type":"journal-article","created":{"date-parts":[[2021,1,30]],"date-time":"2021-01-30T09:48:05Z","timestamp":1612000085000},"page":"233-237","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":6,"title":["Relationship Between Remnant Pancreatic Volume and Endocrine Function After Pancreaticoduodenectomy"],"prefix":"10.1177","volume":"88","author":[{"given":"Tatsuya","family":"Yamazaki","sequence":"first","affiliation":[{"name":"Department of General and Gastroenterological Surgery, School of Medicine, Showa University, Tokyo, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Takeshi","family":"Aoki","sequence":"additional","affiliation":[{"name":"Department of General and Gastroenterological Surgery, School of Medicine, Showa University, Tokyo, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yoshihiko","family":"Tashiro","sequence":"additional","affiliation":[{"name":"Department of General and Gastroenterological Surgery, School of Medicine, Showa University, Tokyo, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tomotake","family":"Koizumi","sequence":"additional","affiliation":[{"name":"Department of General and Gastroenterological Surgery, School of Medicine, Showa University, Tokyo, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tomokazu","family":"Kusano","sequence":"additional","affiliation":[{"name":"Department of General and Gastroenterological Surgery, School of Medicine, Showa University, Tokyo, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kazuhiro","family":"Matsuda","sequence":"additional","affiliation":[{"name":"Department of General and Gastroenterological Surgery, School of Medicine, Showa University, Tokyo, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Akira","family":"Fujimori","sequence":"additional","affiliation":[{"name":"Department of General and Gastroenterological Surgery, School of Medicine, Showa University, Tokyo, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kosuke","family":"Yamada","sequence":"additional","affiliation":[{"name":"Department of General and Gastroenterological Surgery, School of Medicine, Showa University, Tokyo, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Koji","family":"Nogaki","sequence":"additional","affiliation":[{"name":"Department of General and Gastroenterological Surgery, School of Medicine, Showa University, Tokyo, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tomoki","family":"Hakozaki","sequence":"additional","affiliation":[{"name":"Department of General and Gastroenterological Surgery, School of Medicine, Showa University, Tokyo, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yusuke","family":"Wada","sequence":"additional","affiliation":[{"name":"Department of General and Gastroenterological Surgery, School of Medicine, Showa University, Tokyo, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hideki","family":"Shibata","sequence":"additional","affiliation":[{"name":"Department of General and Gastroenterological Surgery, School of Medicine, Showa University, Tokyo, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kodai","family":"Tomioka","sequence":"additional","affiliation":[{"name":"Department of General and Gastroenterological Surgery, School of Medicine, Showa University, Tokyo, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yuta","family":"Enami","sequence":"additional","affiliation":[{"name":"Department of General and Gastroenterological Surgery, School of Medicine, Showa University, Tokyo, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Masahiko","family":"Murakami","sequence":"additional","affiliation":[{"name":"Department of General and Gastroenterological Surgery, School of Medicine, Showa University, Tokyo, Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"179","published-online":{"date-parts":[[2021,1,30]]},"reference":[{"key":"bibr1-0003134821989049","first-page":"149","volume":"59","author":"Tsuguka S","year":"2016","journal-title":"J Japan Diab 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