Dementia symptoms vary depending on the cause, but common signs and symptoms include: Cognitive changes  Memory loss, which is usually noticed by someone else Difficulty communicating or finding words Difficulty with visual and spatial abilities, such as getting lost while driving Difficulty reasoning or problem-solving Difficulty handling complex tasks Difficulty with planning and organizing Difficulty with coordination and motor functions Confusion and disorientation  Psychological changes  Personality changes Depression Anxiety Inappropriate behavior Paranoia Agitation Hallucinations 
dementia symptoms vary depending cause  common signs symptoms include: cognitive changes  memory loss  noticed difficulty communicating finding words difficulty visual spatial abilities  lost driving difficulty reasoning problem-solving difficulty handling complex tasks difficulty planning organizing difficulty coordination motor functions confusion disorientation  psychological changes  personality changes depression anxiety inappropriate behavior paranoia agitation hallucinations 
dementia