MP50-03 SYSTEMATIC DEFINITION OF TREATMENT MODALITY AND CLINICAL OUTCOMES REPORTING SYSTEM IN CASE OF SURGICAL TREATMENT FOR VON HIPPEL-LINDAU RENAL CELL CARCINOMA. (May 2022) - Larcher, Alessandro; Belladelli, Federico; Ieva, Andrea; Rowe, Isaline; Fallara, Giuseppe; Cignoli, Daniele; Colandrea, Gianmarco; Santangelo, Miriam; Lucianò, Roberta; Doglioni, Claudio; Clerici, Stefano; Castellino, Laura; et al.