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Is being self-centered part of dementia? Understanding personality changes

According to a study published by the NIH, up to one-third of subjects with mild senile dementia of the Alzheimer's type exhibited self-centered behavioral changes, with that percentage rising significantly as the disease progressed. The short answer to "Is being self-centered part of dementia?" is yes, it can be, and it's a symptom that can be particularly distressing for family members and caregivers.