{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,19]],"date-time":"2026-10-19T19:57:50Z","timestamp":1792439870208,"version":"4.5.0"},"reference-count":28,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2024,4,24]],"date-time":"2024-04-24T00:00:00Z","timestamp":1713916800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"content-domain":{"domain":["bjui-journals.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["BJU International"],"published-print":{"date-parts":[[2024,10]]},"abstract":"<jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>To compare the value of flexible blue\u2010light cystoscopy (BLC) vs flexible white\u2010light cystoscopy (WLC) in the surveillance setting of non\u2010muscle\u2010invasive bladder cancer (NMIBC).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>All major databases were searched for articles published before May 2023 according to the Preferred Reporting Items for Systematic Reviews and Meta\u2010Analyses (PRISMA) statement. The primary outcome was the accuracy of flexible BLC vs WLC in detecting bladder cancer recurrence among suspicious bladder lesions.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      A total of 10 articles, comprising 1634 patients, were deemed eligible for the quantitative synthesis. In the meta\u2010analysis focusing on the detection of disease recurrence, there was no difference between flexible BLC and WLC (odds ratio [OR] 1.08, 95% confidence interval [CI] 0.82\u20131.41)]; the risk difference (RD) showed 1% of flexible BLC, corresponding to a number needed to treat (NNT) of 100. In the subgroup meta\u2010analysis of detection of carcinoma\n                      <jats:italic>in situ<\/jats:italic>\n                      (CIS) only, there was again no significant difference between flexible BLC and WLC (OR 1.19, 95% CI 0.82\u20131.69), BLC was associated with a RD of 2% (NNT\u2009=\u200950). The positive predictive values for flexible BLC and WLC in detecting all types of recurrence were 72% and 66%, respectively, and for CIS they were 39% and 29%, respectively.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>Surveillance of NMIBC with flexible BLC could detect more suspicious lesions and consequently more tumour recurrences compared to flexible WLC, with a increase in the rate of false positives leading to overtreatment. A total of 100 and 50 flexible BLC procedures would need to be performed to find on additional tumor and CIS recurences, respectively. A risk\u2010stratified strategy for patient selection could be considered when using flexible BLC for the surveillance of NMIBC patients.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/bju.16364","type":"journal-article","created":{"date-parts":[[2024,4,24]],"date-time":"2024-04-24T21:19:15Z","timestamp":1713993555000},"page":"526-533","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":9,"title":["Surveillance of\n                    <scp>non\u2010muscle<\/scp>\n                    \u2010invasive bladder cancer with blue\u2010light cystoscopy: a\n                    <scp>meta\u2010analysis<\/scp>"],"prefix":"10.1111","volume":"134","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-3819-9911","authenticated-orcid":false,"given":"Reza","family":"Sari Motlagh","sequence":"first","affiliation":[{"name":"Department of Urology, Comprehensive Cancer Center Medical University of Vienna  Vienna 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Center Medical University of Vienna  Vienna Austria"},{"name":"Department of Urology Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences  Okayama Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sascha","family":"Ahyai","sequence":"additional","affiliation":[{"name":"Department of Urology Medical University of Graz  Graz Austria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Axel S.","family":"Merseburger","sequence":"additional","affiliation":[{"name":"Department of Urology, Campus L\u00fcbeck University Hospital Schleswig\u2010Holstein  L\u00fcbeck Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6603-6319","authenticated-orcid":false,"given":"Mohammad","family":"Abufaraj","sequence":"additional","affiliation":[{"name":"Division of Urology, Department of Special Surgery, Jordan University Hospital The University of Jordan  Amman Jordan"},{"name":"The National Center for Diabetes, Endocrinology and Genetics The University of Jordan  Amman Jordan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Michael","family":"Abern","sequence":"additional","affiliation":[{"name":"Department of Urology Duke University  Durham NC USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1984-3556","authenticated-orcid":false,"given":"Hooman","family":"Djaladat","sequence":"additional","affiliation":[{"name":"Department of Urology, Keck School of Medicine University of Southern California  Los Angeles CA USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6224-9598","authenticated-orcid":false,"given":"Siamak","family":"Daneshmand","sequence":"additional","affiliation":[{"name":"Department of Urology, Keck School of Medicine University of Southern California  Los Angeles CA 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