Aim of this work is to verify the relationship (anatomical, physiological, pathological) between the constipation and the prostatitis, to evaluate literature related the way of bacterial diffusion or migration (Direct or indirect mechanism). constipation to reduce also the pressure near the Prostate. congestion. A case report is submitted and then a global conclusion is provided: in one of the first steps in the therapy of prostatitis must to be evaluated to resolve The inte