1778 Oncological Safety of an Active Surveillance Program in Recurrent Non Muscle-Invasive Bladder Tumor

Active surveillance for low‐risk non‐muscle‐invasive bladder cancer: mid‐term results from the Bladder cancer Italian Active Surveillance (BIAS) project

“…Most of those observations (30/38) were terminated because of recurrence or additional growth, but all of the resected tumours were found to be pTa and Grade 1 or 2; there was no grade or stage progression. To date, eight studies on AS have been published [2,[5][6][7][8][9][10]20]. However, three of these were only abstracts presented at major urological meetings.…”

“…Table 2 summarises the main findings including the present series. The studies by Hernandez et al [8,21] and by de la Peña et al [9] follow the same series of patients over different time scales. Consequently, according to the current literature, the overall number of patients enrolled in AS programmes is 404.…”

“…The aim of AS for NMIBC is to reduce the number of TURBTs throughout the patients' lifetime, without compromising the possibility of intervention, when progression was observed. To date, only a few studies have reported results of AS for NMIBC and most of them have consisted of small case series with short follow-ups [5][6][7][8][9][10].…”