並列摘要
Since the 21st century, demoralization among cancer patients has been paid attention. Demoralization syndrome is a clinical complex with persistent existential distress, hopelessness, helplessness, and lose meaning and purpose of life when a person suffering to severe medical or psychiatric illness. Demoralized cancer patients often want to die as soon as possible, even have suicide risk. Now, there is the code in the International Classification of Diseases by World Health Organization, and there are the Diagnostic Criteria for Psychosomatic Research (DCPR) and the Demoralization Scale to evaluate demoralization syndrome. Some patients suffered from demoralization with depression, but some without depression. Meaning-centered therapy and dignity therapy may be helpful for demoralized cancer patients. To place importance on demoralization syndrome will increase the quality of cancer care.