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3336 search results for:

Delusional Disorder 

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  1. Open Access 01-12-2023 | Schizophrenia | OriginalPaper

    Functional and clinical outcomes of delusional disorder and schizophrenia patients after first episode psychosis: a 4-year follow-up study

    Delusions can be defined as strongly-held abnormal beliefs that are bizarre and impervious to evidence, and which may be categorised according to their contents [ 1 ]. In the past, delusional disorder (DD) was differentiated from schizophrenia (SZ) …

  2. Open Access 01-12-2022 | Delusional Disorder | OriginalPaper

    Long-acting injectable paliperidone palmitate induced severe cutaneous allergic reaction in a patient with first episode delusional disorder tolerating oral paliperidone regimen: a case report

    Paliperidone ( Invega ), 9-hydroxy-risperidone, is a second-generation antipsychotic agent that is an active metabolite of risperidone and is available in both oral and injection forms [ 1 , 2 ]. It has been commonly used for schizoaffective …

  3. 01-06-2015 | ReviewPaper

    Current Treatments for Delusional Disorder

    Delusional disorders form part of the spectrum of psychotic disorders in psychiatry. They are poorly understood in practically every aspect of their nature, including cause, phenomenology, prevalence, comorbidity, course, treatment, and prognosis.

  4. Open Access 01-12-2017 | OriginalPaper

    Exploring the factor structure of the Health of the Nation Outcomes Scale (HoNOS) in a sample of patients with schizophrenia, schizotypal and delusional disorders

    The Health of the Nation Outcomes Scale (HoNOS) was developed to measure the health and social functioning of people with severe mental illness [ 1 ]. It is a recommended for use by the English National Service Framework for Mental Health and by …

  5. Open Access 01-12-2017 | OriginalPaper

    TAILOR – tapered discontinuation versus maintenance therapy of antipsychotic medication in patients with newly diagnosed schizophrenia or persistent delusional disorder in remission of psychotic symptoms: study protocol for a randomized clinical trial

    Schizophrenia spectrum disorders have major implications for the individual, family and society [ 1 ]. The clinical features include psychotic symptoms (hallucinations and delusions), negative symptoms (e.g., alogia, affective flattening, and …

  6. 01-06-2006 | OriginalPaper

    Delusional disorders in the elderly

    Delusions and paranoid ideation are common in the elderly, and they pose a diagnostic and clinical challenge. This article reviews recent findings in the classification of these symptoms, biologic underpinnings, treatment, and prognosis. Based on …

  7. 01-06-2008 | OriginalPaper

    Neuropsychological aspects of delusional disorder

    Delusional disorders (DDs) are clinically rare syndromes characterized by false beliefs that are held with firm conviction despite counterevidence. The neuropsychology of DDs is poorly understood. Two partially opposing models—a cognitive bias …

  8. 01-02-2011 | OriginalPaper

    Gender-related features of persistent delusional disorders

    This paper presents gender-related features of Delusional Disorder. It is part of the Halle Delusional Syndromes Study (HADES-Study). All inpatients fulfilling the DSM-IV/ICD-10 criteria of Delusional Disorder/Persistent Delusional Disorder (DD) …

  9. 01-06-2013 | OriginalPaper

    Delusional Misidentification Syndromes in Obsessive–Compulsive Disorder

    Delusional misidentification syndromes (DMS) have been rarely reported in patients with conditions other than schizophrenia-related disorders, diffuse brain disease (dementia) and focal neurological illness. In this report, we describe DMS (i.e.

  10. 01-08-1997 | OriginalPaper

    Treatment of schizophrenia and delusional disorder in the elderly

    With increasing longevity, greater numbers of patients with schizophrenia and delusional disorder will be surviving into advanced age. Antipsychotics form the core of the treatment for both of these psychotic disorders. Treatment of elderly …

  11. 01-08-1997 | EditorialNotes

    Late-onset schizophrenia and the delusional disorders in old age

  12. Open Access 01-02-2006 | Abstract

    Induced delusional disorder: a case report of Folie A' Famille

    Induced delusional disorder (or shared paranoid disorder), also known as folie a' deux, is a relatively rare disorder typically characterized by the presence of similar psychotic symptoms in two or more individuals. However, the number of reports …

  13. 01-08-2003 | OriginalPaper

    Atypical and typical neuroleptics in acute schizophrenia and related delusional disorders

    Drug choice, switching and outcome under naturalistic treatment conditions

    Atypical neuroleptics have improved drug treatment in schizophrenia. However, their use varies greatly between countries and continents. Recent metaanalyses have deemphasized the range and magnitude of their superiority compared to typical …

  14. 01-06-2014 | OriginalPaper

    Argyrophilic grain disease as a neurodegenerative substrate in late-onset schizophrenia and delusional disorders

    To study the relationship between neurodegenerative diseases including argyrophilic grain disease (AGD) and late-onset schizophrenia and delusional disorders (LOSD; onset ≥40 years of age), we pathologically examined 23 patients with LOSD, 71 …

  15. 01-03-2001 | OriginalPaper

    Book Review: Delusional Disorder: Paranoia and Related Illnesses. Cambridge, UK, By A. Munro. The Cambridge University Press, 1999; 261 pp., $75.

  16. 01-01-2024 | Fibromyalgia | OriginalPaper

    Skin biopsies of patients with Morgellon’s disease show increased oncostatin M expression relative to healthy controls

    Morgellon’s disease (MD) is characterized by cutaneous neuropathic symptoms, excoriations, and perceived foreign bodies. It is presumed to be the same as delusional infestation (DI).

  17. Open Access 24-10-2023 | Pruritus | ReviewPaper

    The Diagnostic Workup, Screening, and Treatment Approaches for Patients with Delusional Infestation

    Delusional infestation (DI) is a psychiatric disorder defined by the fixed, false belief that one has been infested by an organism without evidence to support this. Patients may present with skin lesions and report abnormal cutaneous sensations.

  18. Open Access 30-03-2024 | Suicide | Online First

    Positive psychotic symptoms as a marker of clinical severity in a transdiagnostic sample of help-seeking adolescents

    The present study aimed to examine the association between the presence, number, and type of positive psychotic symptoms (PPS) and clinical severity in adolescent patients. Five hundred-six patients aged 11–17 years were assigned to either the …

  19. Open Access 01-12-2024 | Delusional Disorder | OriginalPaper

    Induced erotomania by online romance fraud - a novel form of de Clérambault’s syndrome

    In the era of the digital age, recent advancements in communication technology have profoundly impacted social interactions [ 1 ]. The popularity of these technologies is attributed to their characteristics of anonymity, openness, interactivity …

  20. 25-08-2023 | Delusional Disorder | Online First

    Associations between social engagement, internalizing symptoms, and delusional ideation in the general population

    Psychotic-like experiences (PLEs), such as delusional ideation, are distressing and impairing psychosis-spectrum symptoms [ 1 – 5 ] that represent a risk factor for development of a primary psychotic disorder [ 6 – 10 ], as well as a …

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