So in the elderly, the noxious character of the pain is more pregnant than at the young adult. The echo on the acts of the everyday life is fast, the activities decrease, coming to deteriorate the isolation and the dependence: the echo on the psychic state is frequent and the pain is a part of the cause of a confusional state. Finally, the presence of a pain distorts considerably the quality of life and can modify the state general as the desire of life.