[Lewy-body dementia--a new disease entity]

Senile dementia of Lewy-body type (SDLB) is a new clinical entity characterized by mild extrapyramidal features and progressive dementia, a relative acute onset of fluctuating loss of memory and confusion, frequently accompanied by visual hallucinations. The syndrome is more frequently identified in women than in men and it occurs after the age of 60 years. A case history is presented and the diagnosis discussed on the basis of literature concerning Lewy-body dementia (LBD).