title: [Delusions and hallucinations, definitions and mechanisms].
abstract: The semiology of delusions and hallucinations corresponds to precise definitions. Systematised or not, their mechanisms and their themes are varied. Psychodynamic and biological approaches give an insight into the therapies to use with patients who are affected.
authors.affiliation: Hôpital de Maison Blanche, Paris. pat-ricia@wanadoo.fr
authors.forename: Patricia
authors.initials: P
authors.lastname: Cotti
mesh_terms: D003674:Defense Mechanisms; D003702:Delusions / Q000145:classification* / Q000175:diagnosis* / Q000523:psychology / Q000628:therapy; D003937:Diagnosis, Differential; D039721:Diagnostic and Statistical Manual of Mental Disorders; D005619:Freudian Theory; D006212:Hallucinations / Q000145:classification* / Q000175:diagnosis* / Q000523:psychology / Q000628:therapy; D006801:Humans; D007406:Interview, Psychological; D011568:Psychiatric Nursing / Q000379:methods; D011570:Psychiatry / Q000379:methods / Q000639:trends; D011582:Psychological Theory