[Alzheimer's dementia--a challenge to patients, family, physicians and society].
D000223:Adaptation, Psychological; D000544:Alzheimer Disease / Q000453:epidemiology / Q000517:prevention & control*; D017028:Caregivers / Q000523:psychology*; D017281:Cost of Illness; D005190:Family / Q000523:psychology*; D017048:Health Care Costs; D006801:Humans