Symptoms

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

When to see a doctor

See a doctor if you or a loved one has memory problems or other dementia symptoms. Some treatable medical conditions can cause dementia symptoms, so it's important to determine the cause.