Parastomal hernia affects up to 50% of all patients following formation of a stoma, most often in patients with a colostomy. About 20% of the patients need surgical correction of their parastomal hernia. Symptoms associated with parastomal hernias goes from mild physical (pain) and cosmetic discomfort to life threatening conditions with obstruction, strangulation and perforation. Parastomal hernias have big socioeconomic consequences and remain a considerable clinical problem.