{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,2]],"date-time":"2026-10-02T03:57:12Z","timestamp":1790913432209,"version":"4.1.0"},"reference-count":19,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2025,4,2]],"date-time":"2025-04-02T00:00:00Z","timestamp":1743552000000},"content-version":"vor","delay-in-days":91,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2025,1,1]],"date-time":"2025-01-01T00:00:00Z","timestamp":1735689600000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Pediatrics International"],"published-print":{"date-parts":[[2025,1]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>The Lich\u2013Gregoir procedure for bilateral vesicoureteral reflux (VUR) is limited by the risk of urinary retention. Here, we investigated the efficacy of the Lich\u2013Gregoir procedure compared to that of the Cohen procedure for bilateral VUR in children.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>We retrospectively evaluated children who underwent open ureteral re\u2010implantation for bilateral VUR between 2010 and 2022. The patients' clinical characteristics and perioperative outcomes were compared after 1:1 propensity score matching (PSM).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      A total of 137 patients were enrolled in this study, with 122 undergoing the Cohen procedure and 15 undergoing the Lich\u2013Gregoir procedure. After PSM, there were 14 patients in each group. The operative time was shorter in the Lich\u2013Gregoir group (121.0 vs. 157.0\u2009min;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.018), while the urethral Foley stay was longer in the Cohen group (6.0 vs. 4.0\u2009days;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001). Only the Cohen group required ureteral catheter insertion (4.5\u2009days) and had a higher rate of bladder spasms (85.7% vs. 0%;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001). The Cohen group experienced two postoperative complications, while the Lich\u2013Gregoir group had one patient with temporary urinary retention. The hospitalization period was longer in the Cohen group (8.0 vs. 7.0\u2009days;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001). There were no significant differences in postoperative hydronephrosis, postoperative urinary tract infection, and persistent VUR between the two groups.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>The Lich\u2013Gregoir procedure for bilateral VUR was safely and effectively performed in patients who met several criteria (e.g., toilet\u2010trained patients, mild\u2010to\u2010moderate reflux, and normal bladder volume and function).<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/ped.70010","type":"journal-article","created":{"date-parts":[[2025,4,4]],"date-time":"2025-04-04T03:26:27Z","timestamp":1743737187000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":5,"title":["Lich\u2013Gregoir vs. Cohen ureteral re\u2010implantation surgery for bilateral vesicoureteral reflux: A propensity score analysis"],"prefix":"10.1111","volume":"67","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-5580-6912","authenticated-orcid":false,"given":"Takayuki","family":"Fujii","sequence":"first","affiliation":[{"name":"Department of Urology Tokyo Metropolitan Children's Medical Center  Tokyo Japan"},{"name":"Department of Pediatric Surgery Faculty of Medicine, Kagawa University  Mikicho Kagawa Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hiroyuki","family":"Satoh","sequence":"additional","affiliation":[{"name":"Department of Urology Tokyo Metropolitan Children's Medical Center  Tokyo Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Atsuko","family":"Sato","sequence":"additional","affiliation":[{"name":"Department of Urology Tokyo Metropolitan Children's Medical Center  Tokyo Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yoshiaki","family":"Ishizuka","sequence":"additional","affiliation":[{"name":"Department of Urology Tokyo Metropolitan Children's Medical Center  Tokyo Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mizuki","family":"Izawa","sequence":"additional","affiliation":[{"name":"Department of Urology Tokyo Metropolitan Children's Medical Center  Tokyo Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yuki","family":"Morimoto","sequence":"additional","affiliation":[{"name":"Department of Urology Tokyo Metropolitan Children's Medical Center  Tokyo Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ryuichi","family":"Shimono","sequence":"additional","affiliation":[{"name":"Department of Pediatric Surgery Faculty of Medicine, Kagawa University  Mikicho Kagawa Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2025,4,2]]},"reference":[{"key":"e_1_2_9_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/0090-4295(78)90387-4"},{"key":"e_1_2_9_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.eururo.2023.12.005"},{"key":"e_1_2_9_4_1","doi-asserted-by":"publisher","DOI":"10.1111\/iju.14223"},{"key":"e_1_2_9_5_1","doi-asserted-by":"publisher","DOI":"10.3389\/fped.2022.935082"},{"issue":"65","key":"e_1_2_9_6_1","first-page":"e1","article-title":"Comparison of intravesical (Cohen) and extravesical (Lich\u2010Gregoir) ureteroneocystostomy in the treatment of unilateral primary vesicoureteric reflux in children","volume":"14","author":"Silay MS","year":"2018","journal-title":"J Pediatr Urol"},{"issue":"66","key":"e_1_2_9_7_1","first-page":"424","article-title":"Comparison of Cohen and lich\u2010Gregoir ureteral re\u2010implantation in the surgical management of primary unilateral vesicoureteral reflux in children","volume":"2020","author":"Aydin C","year":"1992","journal-title":"Rev Assoc Med 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