Behavioral and Psychological Signs and Symptoms of Dementia: A Consensus Statement on Current Knowledge and Implications for Research and Treatment

The behavioral (e.g., repetitive questioning, hitting) and psychological (e.g., delusions, anxieties) signs and symptoms of dementia can result in suffering, premature institutionalization, increased costs of care, and significant loss in the quality of life for the patient and his or her family and caregivers.