1957. T-Stage Migration by Routine Pre-Biopsy MRI Staging May Affect Risk Assessment with Current Risk Classification Systems. Issue 11 (November 2018) - Kim, Na Hyun; Ball, Daniel; Shah, Taimur; Peters, Max; Miah, Saiful; Gomez, Enrique; Aldred-Evans, David; Ahmed, Hashim; Winkler, Mathias; McFarlane, Ashley