Constipação intestinal

It was reviewed the definition, mechanisms and classification of functional constipation. The diagnostic resources available were showed and it was underlined the importance to investigate and exclude the multiple causes of secondary constipation. The therapy was divided in general measures, like diet and specialized, involving laxatives and others alternatives. It was commented the different categories of laxatives, their actions and adverse effects. It was concluded that the best approach to functional defecatory disorder is biofeedback. Otherwise, for defecatory disturbance caused by mechanical obstruction and refractory constipation due to slow transit the therapeutical option is surgery.