In the Mayo Clinic's medical reference books mentioned, there are several conditions that have similar signs and symptoms of dementia (senility), particularly for parents. There are two conditions that are often mistaken for dementia, namely depression and delirium.
Depression can cause difficulty in remembering, thinking clearly, and concentrated. There are times when depression emerged in relation to dementia. According to dr Samino, SPS (K), Chairman of Indonesian Association of Alzheimer's disease, dementia may be accompanied disease behavioral disorders.