Differences in morfology and function of urethral sphincteric mechanism in men from 3RD to 9th decade of life

Urethral sphincteric system (USS) was visualized by means of transrectal ultrasound (B&K 8808). Examinations were performed in the left decubitus position at rest and during cough test in 250 men 20 in their 3rd, 25 in 4th, 40 in 5th, 50 in 6th, 50 in 7th, 40 in 8th and 25 in 9th decade of life. Every examination was recorded as video sequences and analyzed. In every case external urethral sphincter, bulbar part of penis, urethra and interpubic disc were identified and delineated in sagittal and transverse planes. Degree of urethral and bulbar compression due to bulbospongiosus muscle contraction at maximal coug…