{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,15]],"date-time":"2026-10-15T23:43:58Z","timestamp":1792107838387,"version":"4.4.0"},"reference-count":22,"publisher":"Georg Thieme Verlag KG","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J Reconstr Microsurg"],"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:p>As patients undergoing deep inferior epigastric perforator (DIEP) flap breast reconstruction frequently anticipate improved abdominal contour, they may also expect a degree of meaningful weight loss. This study aims to clarify whether patients undergoing mastectomy with DIEP flap breast reconstruction experience a significant and durable change in body mass index (BMI).<\/jats:p>\n                  <jats:p>A single-institution, retrospective cohort study was performed on patients who underwent DIEP flap breast reconstruction between 2020 and 2021. Patients were included if they had BMI data available from \u2264\u20093 months before mastectomy until \u2265\u20092 years after reconstruction. Every BMI data point within this timeframe was captured. Longitudinal BMI trends were analyzed using a mixed-effects model for the overall cohort and for subgroups of patients with immediate or delayed breast reconstruction.<\/jats:p>\n                  <jats:p>A total of 143 patients (median age at reconstruction, 51.6 years) were included. Most patients (55.5%) underwent unilateral mastectomy and reconstruction. The mean mastectomy tissue masses were 640.8\u2009g (SD 260.9) and 1,363.5\u2009g (SD 713.9) for unilateral and bilateral cases, respectively. In the overall cohort and delayed reconstruction subgroup, there were no significant changes in BMI between pre-mastectomy and post-reconstruction periods. In contrast, patients with immediate reconstruction experienced a BMI decrease of 0.445\u2009kg\/m2 between pre-procedure and post-procedure periods (p\u2009=\u20090.023), corresponding to a weight loss of 2.70 lbs.<\/jats:p>\n                  <jats:p>In a cohort of 143 patients, we did not find evidence of clinically significant BMI change associated with mastectomy and DIEP flap breast reconstruction. These results may improve the comprehensiveness and clarity of perioperative counseling, ensuring patients formulate evidence-based reconstructive preferences.<\/jats:p>","DOI":"10.1055\/a-2972-6100","type":"journal-article","created":{"date-parts":[[2026,10,15]],"date-time":"2026-10-15T22:46:22Z","timestamp":1792104382000},"source":"Crossref","is-referenced-by-count":0,"title":["BMI Changes Associated with DIEP Flap Breast Reconstruction"],"prefix":"10.1055","author":[{"given":"Denisse Cristina","family":"Porras Fimbres","sequence":"first","affiliation":[{"name":"Duke University Medical Center, North Carolina, United States","place":["Durham"],"department":["Department of Surgery, Division of Plastic and Maxillofacial Surgery"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0003-2236-4964","authenticated-orcid":false,"given":"Chanel Rachel","family":"Varney","sequence":"first","affiliation":[{"name":"Duke University School of Medicine, North Carolina, United States","place":["Durham"],"department":["Department of Surgery, Division of Plastic and Maxillofacial Surgery"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Meredith","family":"Cox","sequence":"additional","affiliation":[{"name":"Duke University School of Medicine, North Carolina, United States","place":["Durham"],"department":["Department of Surgery, Division of Plastic and Maxillofacial Surgery"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tara","family":"Pillai","sequence":"additional","affiliation":[{"name":"Duke University School of Medicine, North Carolina, United States","place":["Durham"],"department":["Department of Surgery, Division of Plastic and Maxillofacial Surgery"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Brett T.","family":"Phillips","sequence":"additional","affiliation":[{"name":"Duke University Medical Center, North Carolina, United States","place":["Durham"],"department":["Department of Surgery, Division of Plastic and Maxillofacial Surgery"]}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"194","published-online":{"date-parts":[[2026,10,15]]},"reference":[{"issue":"02","key":"ref1","doi-asserted-by":"crossref","first-page":"201e","DOI":"10.1097\/PRS.0b013e31829586a7","article-title":"Quality-of-life outcomes between mastectomy alone and breast reconstruction: comparison of patient-reported BREAST-Q and other health-related quality-of-life measures","volume":"132","author":"Y Eltahir","year":"2013","journal-title":"Plast Reconstr Surg"},{"key":"ref2","doi-asserted-by":"crossref","first-page":"815498","DOI":"10.3389\/fonc.2022.815498","article-title":"Long-term patient satisfaction and quality of life following breast reconstruction using the BREAST-Q: a prospective cohort study","volume":"12","author":"M Shiraishi","year":"2022","journal-title":"Front 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Demark-Wahnefried","year":"2001","journal-title":"J Clin Oncol"},{"issue":"01","key":"ref16","doi-asserted-by":"crossref","first-page":"117","DOI":"10.1186\/s13058-025-02079-6","article-title":"Long-term weight change among breast cancer patients treated with chemotherapy: a longitudinal study over 13 years","volume":"27","author":"M His","year":"2025","journal-title":"Breast Cancer Res"},{"issue":"01","key":"ref17","doi-asserted-by":"crossref","first-page":"259","DOI":"10.1186\/s12885-017-3242-4","article-title":"Weight change during chemotherapy in breast cancer patients: a meta-analysis","volume":"17","author":"M MGA van den Berg","year":"2017","journal-title":"BMC Cancer"},{"issue":"02","key":"ref18","doi-asserted-by":"crossref","first-page":"177","DOI":"10.1007\/s10549-006-9442-2","article-title":"Weight gain and recovery of pre-cancer weight after breast cancer treatments: evidence from the women's healthy eating and living (WHEL) study","volume":"105","author":"N 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Microsurgery"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/www.thieme-connect.de\/products\/ejournals\/pdf\/10.1055\/a-2972-6100.pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,10,15]],"date-time":"2026-10-15T22:46:35Z","timestamp":1792104395000},"score":1,"resource":{"primary":{"URL":"http:\/\/www.thieme-connect.de\/DOI\/DOI?10.1055\/a-2972-6100"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,10,15]]},"references-count":22,"URL":"https:\/\/doi.org\/10.1055\/a-2972-6100","archive":["Portico","CLOCKSS"],"relation":{},"ISSN":["0743-684X","1098-8947"],"issn-type":[{"value":"0743-684X","type":"print"},{"value":"1098-8947","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,10,15]]}}}