The symptoms of depression may sometimes mimic those of dementia. A depressed person may experience problems with memory, concentration and decision-making, while symptoms of sadness may be less noticeable.

The following symptoms indicate that depression may be the major issue rather than early stages of dementia:

Other symptoms that suggest depression include:

Your doctor may refer you for psychological evaluation to reach the correct diagnosis. Treating depression may restore memory function completely. However, it is important to remember that people with dementia can become depressed. This is a well-recognized complication of any stage of the disease. Because dementia and depression have similar symptoms and occur together, it may take a few visits and tests before a clear-cut diagnosis can be made.