Delusional disorder
| Subclass of | psychosis, disease  |
|---|---|
| Has effect | delusion |
| Health specialty | psychiatry, clinical psychology |
| Symptoms and signs | delusion |
| Possible treatment | psychotherapy, psychiatric medication |
| ICD-9-CM | 297.1 |
| ICPC 2 ID | P72 |
| NCI Thesaurus ID | C94379 |
Delusional disorder be a mental disorder insyd wich a person get delusions, buh plus no accompanying prominent hallucinations, thought disorder, mood disorder, anaa significant flattening of affect.[1][2] Delusions fi be a specific symptom of psychosis. Delusions fi be bizarre anaa non-bizarre in content;[2] non-bizarre delusions be fixed false beliefs wey dey involve situations wey fi occur insyd real life, such as e be harmed anaa poisoned.[3] Apart from dema delusion anaa delusions, people plus delusional disorder fi continue to socialize den function insyd a normal manner den dema behavior no fi necessarily seem odd.[4] However, de preoccupation plus delusional ideas fi be disruptive to dema overall lives.[4]
For dem for make diagnosis, auditory den visual hallucinations no fi be prominent, though olfactory anaa tactile hallucinations dem relate to de content of de delusion fi be present.[2] De delusions no fi be secof de effects of a drug, medication, anaa general medical condition, den delusional disorder no fi be diagnosed insyd an individual dem previously properly diagnose plus schizophrenia. A person plus delusional disorder fi be high-functioning insyd daily life as measured, for example, by de Global Assessment of Functioning. Recent den comprehensive meta-analyses of scientific studies dey point to an association plus a deterioration insyd aspects of IQ insyd psychotic patients, in particular, perceptual reasoning, although na de between-group differences be small.[5][6][7]
According to German psychiatrist Emil Kraepelin, patients plus delusional disorder remain coherent, sensible, den reasonable.[8] De Diagnostic and Statistical Manual of Mental Disorders (DSM) dey define six subtypes of de disorder: erotomanic (belief wey sam bro dey in love plus one), grandiose (belief say one be de greatest, strongest, fastest, richest, anaa most intelligent person ever), jealous (belief say dem dey cheat on one), persecutory (delusions say one anaa sam bro be close to dem be malevolently treated insyd sam way), somatic (belief say one get a disease anaa medical condition), den mixed (i.e., dem get features of more dan one subtype).[2] Delusions sanso dey occur as symptoms of chaw oda mental disorders, especially de oda psychotic disorders.
De DSM-IV den psychologists agree say dem for evaluate personal beliefs plus great respect to cultural den religious differences, as na sam cultures normalize beliefs wey fi be considered delusional insyd oda cultures.[9]
Na an earlier, now-obsolete, nosological name for delusional disorder be "paranoia". Dem for no confuse dis plus de modern definition of paranoia (i.e., persecutory ideation specifically).
References
[edit | edit source]- ↑ Semple, David (2005). Oxford Handbook of Psychiatry. Oxford: Oxford university press. p. 230. ISBN 978-0-19-852783-1.
- 1 2 3 4 American Psychiatric Association. (2013). Diagnostic and Statistical Manual of Mental Disorders, (5th ed., text revision). Washington, DC: American Psychiatric Association.
- ↑ Hales E and Yudofsky JA, eds, The American Psychiatric Press Textbook of Psychiatry, Washington, DC: American Psychiatric Publishing, Inc., 2003
- 1 2 Winokur, George."Comprehensive Psychiatry-Delusional Disorder"American Psychiatric Association. 1977. p 513
- ↑ Peters, Emmanuelle R.; Nunn, Julia A.; Pickering, Alan D.; Hemsley, David R. (2002). "Perceptual organization deficits in psychotic patients". Psychiatry Research. 110 (2): 125–135. doi:10.1016/S0165-1781(02)00096-3. Retrieved 8 December 2025.
- ↑ Bora, Emre; Yucel, Murat; Pantelis, Christos (2009). "Cognitive functioning in schizophrenia, schizoaffective disorder and affective psychoses: Meta-analytic study". British Journal of Psychiatry. 195 (6): 475–482. doi:10.1192/bjp.bp.108.055731. PMID 19949193.
- ↑ Zanelli, Jolanta; Reichenberg, Abraham; Morgan, Kevin; Fearon, Paul; Kravariti, Eugenia; Dazzan, Paola; Morgan, Craig; Zanelli, Caroline; Demjaha, Arsime; Jones, Peter B.; Doody, Gillian A.; Kapur, Shitij; Murray, Robin M. (2010). "Specific and Generalized Neuropsychological Deficits: A Comparison of Patients with Various First-Episode Psychosis Presentations". American Journal of Psychiatry. 167 (1): 78–85. doi:10.1176/appi.ajp.2009.09010118. PMID 19952077.
- ↑ Winokur, G (1977). "Delusional Disorder (Paranoia)". Comprehensive Psychiatry. 18 (6): 511–521. doi:10.1016/s0010-440x(97)90001-8. PMID 923223.
- ↑ Bourgeois, James A. "Delusional Disorder". Medscape. WebMD. Retrieved 2018-11-16.
Read further
[edit | edit source]- Arnold, K.; Vakhrusheva, J. (2015). "Resist the negation reflex: Minimizing reactance in psychotherapy of delusions" (PDF). Psychosis. 8 (2): 1–10. doi:10.1080/17522439.2015.1095229. S2CID 146386637.
- McDermott, Sarah (22 February 2018), "'The story of a weird world I was warned never to tell'", BBC News. [A related case study.]
- Munro, A. (1999) Delusional Disorder: Paranoia and Related Illnesses. Cambridge: Cambridge University Press. ISBN 0-521-58180-X.
- Sims, A. (1995) Symptoms in the mind: An introduction to descriptive psychopathology. Edinburgh: Elsevier Science Ltd. ISBN 0-7020-2627-1.
External links
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