Delusional Disorder as a Partial Psychosis

Delusional disorder as a partial psychosis.

In his textbook from 1838, Esquirol made the first comprehensive psychopathological description of paranoia, which he labeled partial psychosis. This was a condition with encapsulated, well organized, and persistent delusions. These are defended with a great deal of emotions and sharp argument. The individual appears quite convincing, especially because he or she otherwise behaves rationally. T...

Delusional Disorder

Delusional disorder is an illness characterized by the presence of nonbizarre delusions in the absence of other mood or psychotic symptoms. Diagnostic Manual of Mental Disorders, Fourth Edition, Text Revision (DSM-IV-TR) (APA, 2000) defines delusions as false beliefs based on incorrect inference about external reality that persist despite the evidence to the contrary and these beliefs are not o...

Supersensitivity Psychosis and Its Response to Asenapine in a Patient with Delusional Disorder

Supersensitivity psychosis is a recognized complication of long-term antipsychotic treatment, in which patients develop new or reemergent psychotic symptoms, generally accompanied by dyskinetic movements, due to prolonged dopamine receptor blockade and resultant supersensitivity. Though it is most closely associated with schizophrenia and the use of typical antipsychotic agents, it has also bee...

Monosymptomatic Hypochondriacal Psychosis (somatic delusional disorder): a report of two cases.

Defining Delusional Disorder

Our modern conception of delusional disorder is based on Kraepelin's original formulations. He noted that in contrast to patients with dementia praecox, there was a subset of patients who held delusional beliefs but did not manifest hallucinations. Furthermore, functional capacities were generally preserved and the downhill course he saw as central to the dementia praecox diagnosis was not show...