Clinical Benefits of Indocyanine Green Fluorescence in Robot-Assisted Partial Nephrectomy

Background: To compare the intraoperative and postoperative outcomes of indocyanine green (ICG) administration in robot-assisted partial nephrectomy (RAPN) and report the differences in the results between patients with benign and malignant renal tumors. Methods: From 2017 to 2020, 132 patients unde...

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Main Authors: Yu-Kuan Yang, Ming-Li Hsieh, Sy-Yuan Chen, Chung-Yi Liu, Po-Hung Lin, Hung-Cheng Kan, See-Tong Pang, Kai-Jie Yu
Format: Article
Language:English
Published: MDPI AG 2022-06-01
Series:Cancers
Subjects:
Online Access:https://www.mdpi.com/2072-6694/14/12/3032
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author Yu-Kuan Yang
Ming-Li Hsieh
Sy-Yuan Chen
Chung-Yi Liu
Po-Hung Lin
Hung-Cheng Kan
See-Tong Pang
Kai-Jie Yu
author_facet Yu-Kuan Yang
Ming-Li Hsieh
Sy-Yuan Chen
Chung-Yi Liu
Po-Hung Lin
Hung-Cheng Kan
See-Tong Pang
Kai-Jie Yu
author_sort Yu-Kuan Yang
collection DOAJ
description Background: To compare the intraoperative and postoperative outcomes of indocyanine green (ICG) administration in robot-assisted partial nephrectomy (RAPN) and report the differences in the results between patients with benign and malignant renal tumors. Methods: From 2017 to 2020, 132 patients underwent RAPN at our institution, including 21 patients with ICG administration. Clinical data obtained from our institution’s RAPN database were retrospectively reviewed. Intraoperative, postoperative, pathological, and functional outcomes of RAPN were assessed. Results: The pathological results indicated that among the 127 patients, 38 and 89 had received diagnoses of benign and malignant tumors, respectively. A longer operative time (311 vs. 271 min; <i>p</i> = 0.006) but superior preservation of estimated glomerular filtration rate (eGFR) at 3-month follow-up (90% vs. 85%; <i>p</i> = 0.031) were observed in the ICG-RAPN group. Less estimated blood loss, shorter warm ischemia time, and superior preservation of eGFR at postoperative day 1 and 6-month follow-up were also noted, despite no significant differences. Among the patients with malignant tumors, less estimated blood loss (30 vs. 100 mL; <i>p</i> < 0.001) was reported in the ICG-RAPN subgroup. Conclusions: Patients with ICG-RAPN exhibited superior short-term renal function outcomes compared with the standard RAPN group. Of the patients with malignant tumors, ICG-RAPN was associated with less blood loss than standard RAPN without a more positive margin rate. Further studies with larger cohorts and prospective designs are necessary to verify the intraoperative and functional advantages of the green dye.
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spelling doaj.art-c165cfd8d7d245b486956b9f10b5e3da2023-11-23T15:58:16ZengMDPI AGCancers2072-66942022-06-011412303210.3390/cancers14123032Clinical Benefits of Indocyanine Green Fluorescence in Robot-Assisted Partial NephrectomyYu-Kuan Yang0Ming-Li Hsieh1Sy-Yuan Chen2Chung-Yi Liu3Po-Hung Lin4Hung-Cheng Kan5See-Tong Pang6Kai-Jie Yu7Division of Urology, Department of Surgery, Linkou Chang Gung Memorial Hospital, Taoyuan 333, TaiwanDivision of Urology, Department of Surgery, Linkou Chang Gung Memorial Hospital, Taoyuan 333, TaiwanDivision of Urology, Department of Surgery, Linkou Chang Gung Memorial Hospital, Taoyuan 333, TaiwanCollege of Medicine, Graduate Institute of Clinical Medical Sciences, Chang Gung University, Taoyuan 333, TaiwanDivision of Urology, Department of Surgery, Linkou Chang Gung Memorial Hospital, Taoyuan 333, TaiwanDivision of Urology, Department of Surgery, Linkou Chang Gung Memorial Hospital, Taoyuan 333, TaiwanDivision of Urology, Department of Surgery, Linkou Chang Gung Memorial Hospital, Taoyuan 333, TaiwanDivision of Urology, Department of Surgery, Linkou Chang Gung Memorial Hospital, Taoyuan 333, TaiwanBackground: To compare the intraoperative and postoperative outcomes of indocyanine green (ICG) administration in robot-assisted partial nephrectomy (RAPN) and report the differences in the results between patients with benign and malignant renal tumors. Methods: From 2017 to 2020, 132 patients underwent RAPN at our institution, including 21 patients with ICG administration. Clinical data obtained from our institution’s RAPN database were retrospectively reviewed. Intraoperative, postoperative, pathological, and functional outcomes of RAPN were assessed. Results: The pathological results indicated that among the 127 patients, 38 and 89 had received diagnoses of benign and malignant tumors, respectively. A longer operative time (311 vs. 271 min; <i>p</i> = 0.006) but superior preservation of estimated glomerular filtration rate (eGFR) at 3-month follow-up (90% vs. 85%; <i>p</i> = 0.031) were observed in the ICG-RAPN group. Less estimated blood loss, shorter warm ischemia time, and superior preservation of eGFR at postoperative day 1 and 6-month follow-up were also noted, despite no significant differences. Among the patients with malignant tumors, less estimated blood loss (30 vs. 100 mL; <i>p</i> < 0.001) was reported in the ICG-RAPN subgroup. Conclusions: Patients with ICG-RAPN exhibited superior short-term renal function outcomes compared with the standard RAPN group. Of the patients with malignant tumors, ICG-RAPN was associated with less blood loss than standard RAPN without a more positive margin rate. Further studies with larger cohorts and prospective designs are necessary to verify the intraoperative and functional advantages of the green dye.https://www.mdpi.com/2072-6694/14/12/3032robot-assisted partial nephrectomyrenal cell carcinomaindocyanine greennephron sparing
spellingShingle Yu-Kuan Yang
Ming-Li Hsieh
Sy-Yuan Chen
Chung-Yi Liu
Po-Hung Lin
Hung-Cheng Kan
See-Tong Pang
Kai-Jie Yu
Clinical Benefits of Indocyanine Green Fluorescence in Robot-Assisted Partial Nephrectomy
Cancers
robot-assisted partial nephrectomy
renal cell carcinoma
indocyanine green
nephron sparing
title Clinical Benefits of Indocyanine Green Fluorescence in Robot-Assisted Partial Nephrectomy
title_full Clinical Benefits of Indocyanine Green Fluorescence in Robot-Assisted Partial Nephrectomy
title_fullStr Clinical Benefits of Indocyanine Green Fluorescence in Robot-Assisted Partial Nephrectomy
title_full_unstemmed Clinical Benefits of Indocyanine Green Fluorescence in Robot-Assisted Partial Nephrectomy
title_short Clinical Benefits of Indocyanine Green Fluorescence in Robot-Assisted Partial Nephrectomy
title_sort clinical benefits of indocyanine green fluorescence in robot assisted partial nephrectomy
topic robot-assisted partial nephrectomy
renal cell carcinoma
indocyanine green
nephron sparing
url https://www.mdpi.com/2072-6694/14/12/3032
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