[Comment] Quantitative evaluation of colon perfusion after high versus low ligation in rectal surgery by indocyanine green:a pilot study

[Background] In the field of rectal cancer surgery, there remains ongoing debate on the merits of high ligation (HL) and low ligation (LL) of the inferior mesenteric artery (IMA) in terms of perfusion and anastomosis leakage. Recently, infrared fluorescence of indocyanine green (ICG) imaging has bee...

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Main Authors: Li Laiyuan, Du Binbin
Format: Article
Language:zho
Published: Editorial Office of Journal of Colorectal & Anal Surgery 2022-06-01
Series:结直肠肛门外科
Online Access:https://jcas.gxmuyfy.cn/cn/wqll/paper.html?id=415&cateName=2022%E5%B9%B4%20%E7%AC%AC28%E5%8D%B7%20%E7%AC%AC3%E6%9C%9F
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author Li Laiyuan
Du Binbin
author_facet Li Laiyuan
Du Binbin
author_sort Li Laiyuan
collection DOAJ
description [Background] In the field of rectal cancer surgery, there remains ongoing debate on the merits of high ligation (HL) and low ligation (LL) of the inferior mesenteric artery (IMA) in terms of perfusion and anastomosis leakage. Recently, infrared fluorescence of indocyanine green (ICG) imaging has been used to evaluate perfusion status during colorectal surgery. [Objective] The purpose of this study is to compare the changes in perfusion status between HL and LL through quantitative evaluation of ICG. [Methods] Patients with rectosigmoid or rectal cancer were randomized into a high or LL group. ICG was injected before and after IMA ligation, and region of interest (ROI) values were measured by an image analysis program (HSL video©). [Results] From February to July 2020, 22 patients were enrolled, and 11 patients were assigned to each group. Basic demographics were similar between the two groups, except for albumin level and cardiac ejection fraction. There were no significant differences in F_max between the two groups, but T_max was significantly higher and Slope_max was significantly lower in the HL group than in the LL group. Anastomosis leakage was significantly associated with neoadjuvant chemoradiation and F_max. [Conclusion] After IMA ligation, T_max increased and Slope_max decreased significantly in the HL group. However, the intensity of perfusion status (F_max) did not change according to the level of IMA ligation.
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id doaj-art-2cffd29e09014a1781acbbb480964e41
institution Kabale University
issn 1674-0491
language zho
publishDate 2022-06-01
publisher Editorial Office of Journal of Colorectal & Anal Surgery
record_format Article
series 结直肠肛门外科
spelling doaj-art-2cffd29e09014a1781acbbb480964e412025-08-20T03:28:48ZzhoEditorial Office of Journal of Colorectal & Anal Surgery结直肠肛门外科1674-04912022-06-0128328528610.19668/j.cnki.issn1674-0491.2022.03.019[Comment] Quantitative evaluation of colon perfusion after high versus low ligation in rectal surgery by indocyanine green:a pilot studyLi Laiyuan0Du Binbin1Department of Anorectal, Gansu Provincial Hospital, Lanzhou 730000, Gansu, ChinaDepartment of Anorectal, Gansu Provincial Hospital, Lanzhou 730000, Gansu, China[Background] In the field of rectal cancer surgery, there remains ongoing debate on the merits of high ligation (HL) and low ligation (LL) of the inferior mesenteric artery (IMA) in terms of perfusion and anastomosis leakage. Recently, infrared fluorescence of indocyanine green (ICG) imaging has been used to evaluate perfusion status during colorectal surgery. [Objective] The purpose of this study is to compare the changes in perfusion status between HL and LL through quantitative evaluation of ICG. [Methods] Patients with rectosigmoid or rectal cancer were randomized into a high or LL group. ICG was injected before and after IMA ligation, and region of interest (ROI) values were measured by an image analysis program (HSL video©). [Results] From February to July 2020, 22 patients were enrolled, and 11 patients were assigned to each group. Basic demographics were similar between the two groups, except for albumin level and cardiac ejection fraction. There were no significant differences in F_max between the two groups, but T_max was significantly higher and Slope_max was significantly lower in the HL group than in the LL group. Anastomosis leakage was significantly associated with neoadjuvant chemoradiation and F_max. [Conclusion] After IMA ligation, T_max increased and Slope_max decreased significantly in the HL group. However, the intensity of perfusion status (F_max) did not change according to the level of IMA ligation.https://jcas.gxmuyfy.cn/cn/wqll/paper.html?id=415&cateName=2022%E5%B9%B4%20%E7%AC%AC28%E5%8D%B7%20%E7%AC%AC3%E6%9C%9F
spellingShingle Li Laiyuan
Du Binbin
[Comment] Quantitative evaluation of colon perfusion after high versus low ligation in rectal surgery by indocyanine green:a pilot study
结直肠肛门外科
title [Comment] Quantitative evaluation of colon perfusion after high versus low ligation in rectal surgery by indocyanine green:a pilot study
title_full [Comment] Quantitative evaluation of colon perfusion after high versus low ligation in rectal surgery by indocyanine green:a pilot study
title_fullStr [Comment] Quantitative evaluation of colon perfusion after high versus low ligation in rectal surgery by indocyanine green:a pilot study
title_full_unstemmed [Comment] Quantitative evaluation of colon perfusion after high versus low ligation in rectal surgery by indocyanine green:a pilot study
title_short [Comment] Quantitative evaluation of colon perfusion after high versus low ligation in rectal surgery by indocyanine green:a pilot study
title_sort comment quantitative evaluation of colon perfusion after high versus low ligation in rectal surgery by indocyanine green a pilot study
url https://jcas.gxmuyfy.cn/cn/wqll/paper.html?id=415&cateName=2022%E5%B9%B4%20%E7%AC%AC28%E5%8D%B7%20%E7%AC%AC3%E6%9C%9F
work_keys_str_mv AT lilaiyuan commentquantitativeevaluationofcolonperfusionafterhighversuslowligationinrectalsurgerybyindocyaninegreenapilotstudy
AT dubinbin commentquantitativeevaluationofcolonperfusionafterhighversuslowligationinrectalsurgerybyindocyaninegreenapilotstudy