... with multiple tumors had shorter recurrence-free survival (RFS) compared with those with a single tumor (p = 0.004); nevertheless, patients with multifocal tumors have improved RFS when treated with mBCG. Conclusions: Overall, the results suggest that multiple tumors and/or carcinoma in situ development...

...Semih Yasar Sargin; Ozan Ekmekcioglu; Emre Arpali; Mert Altinel; Bekir Voyvoda Introduction: The incidence of multifocality and associated clinicopathological factors in renal cell carcinoma were evaluated. Materials and Methods: Clinicopathological characteristics were assessed for 122 renal cell...

...Andreas Schlichter; Roberto Schubert; Wolfram Werner; Dirk-Hendrik Zermann; Jörg Schubert Background: The indication for elective nephron-sparing surgery (NSS) in renal cell carcinoma (RCC) is under discussion in the urological literature. The main problem of NSS is the multifocality of RCC...

..., conservative Renal cell carcinoma Multifocality Original Paper Urol Int 2001;67:203 208 Received: August 9, 2000 Accepted after revision: February 23, 2001 Imperative Indications for Conservative Surgery for Renal Cell Carcinoma: 20 Years Experience M. Gacci M. Rizzo A. Lapini S. Serni S. Stefanucci M...

.... To define more clearly the incidence and nature of unilateral and bilateral multifocal tumors, an autopsy study was undertaken. Materials and Methods: In a series of 14,793 autopsies from 1985 to 1995, 260 renal cell carcinomas were found. In all cases of renal cell carcinoma a search for small renal...