Urodiag® is an accurate urine-based test for the surveillance of patients with low-, intermediate- and high-risk non-muscle-invasive bladder cancer (NMIBC). Its a multiplex quantitative real-time PCR mutation assay that detects 4 mutations of the FGFR3 gene (G372C, R248C, S249C, Y375C) and Methylation assay: Quantification of the level of DNA methylation of HS3ST2, SEPTIN9 and SLIT2 genes.