[Evaluation of renal function based on cytologic examination of urine sediments in industrial workers employed in a Bydgosz conveyer belt plant "Pasamon" ].

215 healthy workers, aged 19-61, of Bydgoszcz industrial plant were examined. In some patients urine sediments contained pathological ingredients, which could be an early symptom of a urinary tract disease. No traits of neoplastic processes were found.