[Upper urinary tract and urethral tumors in patients with bladder carcinoma].

Objective: A clinicopathological study was conducted in patients with urothelial tumor of the bladder and urothelial neoplasm of the upper urinary tract or urethra to analyze the histological features, time interval between diagnoses and prognosis of these associated lesions.

Methods: 338 patients were reviewed retrospectively. A descriptive study was performed, including tables on the associated lesions and survival data.