Yurdakul, TAvunduk, MCPiskin, MM2020-03-262020-03-2620050042-11381423-0399https://dx.doi.org/10.1159/000083566https://hdl.handle.net/20.500.12395/19852Besides the commonly seen side effects of intravesical BCG instillations, very rare complications have been reported including new tumor formation other than transitional cell carcinoma of the bladder. Here we report the first case of pure squamous cell carcinoma formation in a BCG-treated patient with pure transitional cell carcinoma. Copyright (C) 2005 S. Karger AG, Basel.en10.1159/000083566info:eu-repo/semantics/openAccessbladder cancertransitional cell carcinomasquamouscell carcinomaBacillus Calmette-GuerinArticle74328328515812221Q2WOS:000228254700020Q4