The Influence of NBI Vision Over the First Follow-up Cystoscopy Outcomes in Newly Diagnosed NMIBC Patients

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The Influence of NBI Vision Over the First Follow-up Cystoscopy Outcomes in Newly Diagnosed NMIBC Patients

B. Geavlete, C. Bulai, C. Ene, I. Checherita, P. Geavlete
Original article, no. 2, 2015
Background: A retrospective study was aimed to establish theeventual impact of narrow band imaging (NBI) cystoscopyover the short term residual tumors’ rate determined duringthe first follow-up endoscopic control in newly determinednon-muscle invasive bladder cancer (NMIBC) cases.Methods: 68 patients were found with NMIBC by means ofboth white light cystoscopy (WLC) and NBI. A follow-upusing both investigation modalities was performed at 3months from the initial procedure in 67 cases (one was lostfrom follow-up). Results concerning the short termrecurrences were retrospectively compared to those obtainedin a similar series of 67 patients previously diagnosed andtreated by means of classical WLC and resection only.Results: The short term residual tumors’ rate establishedduring the first follow-up cystoscopy was lower in the studygroup initially benefiting from the NBI mode by comparisonto the WLC control series (4.5% versus 11.9%). Whendrawing a parallel with the tumor map location outlined during the initial procedure, the most important differenceswere emphasized concerning other site recurrences (3%versus 8.95%).Conclusions: NBI cystoscopy and resection displayed asubstantially favorable influence over the short termoncologic outcome in newly diagnosed NMIBC cases whencompared to the standard protocol.Abbreviations: NBI â€" narrow band imaging; NMIBC â€"non-muscle invasive bladder cancer; WLC â€" white lightcystoscopy; TURBT â€" transurethral resection of bladdertumors; CIS â€" carcinoma in situ