See a doctor or memory clinic for a dementia evaluation
Review symptoms, medical history, medications, and family history
Check for changes in memory, thinking, language, behavior, and daily function
Perform a physical and neurological exam
Use cognitive screening tests such as the MMSE or MoCA
Assess mood and mental health for depression or anxiety
Order blood tests to rule out reversible causes
Review vitamin B12, thyroid, liver, kidney, and infection markers
Consider brain imaging such as MRI or CT
Test hearing and vision if needed
Evaluate sleep problems, alcohol use, and other contributing factors
Ask a family member or caregiver about changes over time
Repeat testing over time if symptoms are unclear
Seek urgent medical care if symptoms start suddenly or worsen quickly