A Novel Pathway to Detect Muscle-invasive Bladder Cancer Based on Integrated Clinical Features and VI-RADS Score on MRI

Inclusion Criteria: * a primary diagnosis of bladder tumor, * positive urinary cytology, * suspected bladder neoplasm identifed by ultrasound of the urinary tract and/or cystoscopy and/or CT scan of the abdomen-pelvis. Exclusion Criteria: * history of prior urinary tract neoplasms, * impossibility of achieving appropriate bladder distension, * concomitant diagnosis of carcinoma in situ (CIS), * no detectable lesion on MRI * any contraindication to MRI (low renal function, MR unsafe medical devices etc.) * any contraindication to spinal and general anesthesia.