{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,30]],"date-time":"2026-10-30T15:43:06Z","timestamp":1793374986641,"version":"4.5.0"},"reference-count":49,"publisher":"BMJ","issue":"1","license":[{"start":{"date-parts":[[2025,3,5]],"date-time":"2025-03-05T00:00:00Z","timestamp":1741132800000},"content-version":"unspecified","delay-in-days":4,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"content-domain":{"domain":["bmj.com"],"crossmark-restriction":true},"short-container-title":["BMJ Surg Interv Health Technologies"],"accepted":{"date-parts":[[2025,2,3]]},"published-print":{"date-parts":[[2025,3]]},"abstract":"<jats:sec>\n                    <jats:title>Objectives<\/jats:title>\n                    <jats:p>To investigate the effectiveness of indocyanine green (ICG) lymphography in improving lymph nodes (LNs) harvesting during laparoscopic radical distal gastrectomy for gastric cancer.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Design<\/jats:title>\n                    <jats:p>Non-randomized trial, prospective study compared ICG and non-ICG group using 1:1 propensity score matching (PSM) method.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Setting<\/jats:title>\n                    <jats:p>Preoperative clinical characteristics, operative outcomes, and follow-up results.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Participants<\/jats:title>\n                    <jats:p>242 patients who underwent laparoscopic distal gastrectomy with D2 lymphadenectomy for gastric cancer between 2019 and 2023. After exclusion and PSM, 160 patients (Pts) were included, paired in two groups: ICG (80 Pts) and non-ICG (80 Pts).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Interventions<\/jats:title>\n                    <jats:p>Patients in the ICG group underwent ICG injection submucosal via endoscopy 1\u2009day before surgery.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Main outcome measures<\/jats:title>\n                    <jats:p>Comparison of the number of retrieved LNs and complications between the ICG and non-ICG group.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>There were no significant differences in age, sex, height, tumor size, pathological Tumor-stage, histological differentiation, and complications between the two groups. There was a shorter operative time in the ICG group compared with the non-ICG group (median: 118 mins (IQR, 105\u2013135) vs 146 mins (IQR, 120\u2013180), respectively). Regarding the effectiveness of LN dissection: the ICG group had a higher median of retrieved LNs than the non-ICG group (36 LNs (IQR, 29\u201346) vs 27 LNs (IQR, 21\u201331); p&lt;0.001). The mean number of metastatic LNs in the ICG group was significantly higher than in the non-ICG group, with 2.6\u00b15.4 LNs compared with 0.9\u00b13.1 LNs, respectively (p=0.018). The proportion of patients with more than 25 and 30 retrieved LNs was higher in the ICG group compared with the non-ICG group, with rates of 86% and 71% versus 64% and 31%, respectively (p&lt;0.001).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Using ICG fluorescence-guided LNs dissection has increased both the number of total LNs and metastatic LNs dissection without increasing complications in laparoscopic distal gastrectomy for gastric cancer.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1136\/bmjsit-2024-000313","type":"journal-article","created":{"date-parts":[[2025,3,5]],"date-time":"2025-03-05T18:35:26Z","timestamp":1741199726000},"page":"e000313","update-policy":"https:\/\/doi.org\/10.1136\/crossmarkpolicy","source":"Crossref","is-referenced-by-count":3,"title":["Comparative study of ICG and non-ICG-guided laparoscopic gastrectomy for gastric cancer: a propensity score-matched analysis at a single\n                    <b>cente<\/b>\n                    r"],"prefix":"10.1136","volume":"7","author":[{"given":"Nguyen","family":"Van Du","sequence":"first","affiliation":[{"name":"Department of Gastrointestinal Tract Surgery, Military Central Hospital, Ha Noi, Viet Nam"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0794-2474","authenticated-orcid":false,"given":"Nguyen","family":"Anh Tuan","sequence":"additional","affiliation":[{"name":"Department of Gastrointestinal Tract Surgery, Military Central Hospital, Ha Noi, Viet Nam"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Luong","family":"Ngoc Cuong","sequence":"additional","affiliation":[{"name":"Department of Gastrointestinal and Hepatobiliary Surgery, Thai Nguyen National Hospital, Thai Nguyen, Viet Nam"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"239","published-online":{"date-parts":[[2025,3,5]]},"reference":[{"key":"2026011310310486000_7.1.e000313.1","doi-asserted-by":"publisher","DOI":"10.3322\/caac.21660"},{"key":"2026011310310486000_7.1.e000313.2","first-page":"146","article-title":"Laparoscopy-assisted Billroth I gastrectomy","volume":"4","author":"Kitano","year":"1994","journal-title":"Surg Laparosc Endosc Percutan Tech"},{"key":"2026011310310486000_7.1.e000313.3","doi-asserted-by":"crossref","unstructured":"Katai H , Lim J-S . 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