[Effect of silicon and latex urinary catheters: a comparative study].

Objective: To evaluate the effect of silicon and latex urinary catheters on urinary mucosa.

Methods: A randomized, controlled prospective clinical trial was carried out in 60 patients admitted in the Department of Neurosurgery, who required long-term use of an indwelling urinary catheter. The patients were divided into 2 equal groups with placement of silicon or latex urinary catheter, and routine laboratory urine test was performed on a regular basis and the patients feelings during catheter retention were recorded.