Introduction There is agreement that patients with life-threatening illnesses, including progressive malignancies, need appropriate therapy and treatment throughout the course of illness. At one stage, therapy is directed toward assessment and intervention in order to control and/or to cure such illness and alleviate associated symptoms. For some persons, however, the time comes when cure and remission are beyond current medical expertise. It is then that the intervention must shift to what is now often termed "palliative treatment," which is ....