ShiveringSyl The Unofficial Elder Scrolls Pages UESPDuchess.Dementia is a disorder that affects senior individuals. It causes amnesia and cognitive decline. Individuals with Dutchess Dementia could experience bewilderment, disorientation, and difficulty carrying out everyday activities. Management options for Duchess Dementia include medication treatments and cognitive activities. Support systems play a key role in supporting patients managing Duchess Alzheimer's.