using brain mapping in comparative study between demented patients,normaly elderly subjects and normal younger subjects

dementia is the major psychiatric problem of old age.the fear of this illness is widespread.a common statment of elderly people is that they would like to live along life but only if they are able to retain their faculties-schneck et al,1982-.the main aim of this study is to evaluate the effect of normal again process in brain mapping-BEAM-as well to evaluate brain mapping BEAM-changes in demented patients.