Memory loss, which is usually noticed by someone else.
Problems communicating or finding words.
Trouble with visual and spatial abilities, such as getting lost while driving.
Problems with reasoning or problem-solving.
Trouble performing complex tasks.
Trouble with planning and organizing.
Poor coordination and control of movements.
Confusion and disorientation.
Psychological changes
Personality changes.
Depression.
Anxiety.
Agitation.
Inappropriate behavior.
Being suspicious, known as paranoia.
Seeing things that aren't there, known as hallucinations.
When to see a doctor
See a health care professional if you or a loved one has memory problems or other dementia symptoms. It's important to determine the cause. Some medical conditions that cause dementia symptoms can be treated.