Comodo Endpoint Security Manager (CESM) is a server product for centrally managing the security settings and security components of network endpoint computers.
Font Size. A. A. A. Delusional disorder, previously called paranoid disorder, is a type of serious mental illness called a psychosis in which a person cannot tell what is real from what is imagined. The main feature of this disorder is the presence of delusions, which are unshakable beliefs in something untrue.
This entry focuses on the phenomenon of clinical delusions. Although the nature of delusions is controversial, as we shall see, delusions are often characterised as strange beliefs that appear in the context of mental distress. Indeed, clinical delusions are a symptom of psychiatric disorders such as dementia and schizophrenia, and they also characterize delusional disorders.