Penile fibrosis is a condition that involves the formation of a scar on the surface of the body, which eventually leads to loss of elasticity of the penis and, therefore, the Peyronie's disease. By no stretch when the corpora cavernosa to fill in the erection, the penis is bent in the direction of the scar. This curvature can become painful and even prevent intercourse. Although the average age of men affected is 50, also it occurs in young people. The exact cause of this disease is unknown but studies relate Peyronie syndrome with an impaired immune system of man. In addition, cases of traumatic penile fibrosis, which may be the result of injury occurred also occur when the penis is erect. In an initial phase, treatment for this condition is pharmacological, but if the disease progresses and continues bowing of the penis, surgery may be needed to avoid future complications.