Review of delusions in dementia

Abstract

Although delusions are common symptoms in dementia and are associated with a number of adverse outcomes, research in this area has been limited This article attempts to summarize the existing literature on delusions in dementia with respect to known riskfactors, etiology, pathogenesis, neurocognitivefindings, behavioral symptoms, and treatment. This study reviews all relevant abstracts and articles pertaining to delusions and dementia. The reviewers found that the studies were limited by confusion concerning phenomenology. However consistentfindings show that delusions are associated with certain demographic variables, neuropathologic and neurocognitive findings, adverse behavioral outcomes, and limited treatment response. The authors conclude thatfurther longitudinal studies with better clarifi cation of terminology are required to clarify inconsistencies and shed light on future treatment options.