American Psychiatric Association (1994). Diagnostic and Statistical Manual of Mental Disorders (DSM-IV), 4th edn. Washington, DC: APA Press.

Catalano, M., Nobile, M., Norelli, E., Nothen, M., & Smeraldi, E. (1993). Distribution of a novel mutation in the first exon of the human dopamine D4 receptor gene in psychotic patients. Biological Psychiatry, 34, 459.Google Scholar

Copeland, J. R. M., Dewey, M. E., Scott, A., et al. (1998). Schizophrenia and delusional disorder in older age: Community prevalence, incidence, comorbidity and outcome. Schizophrenia Bulletin, 24, 153–62.Google Scholar

Cummings, J. L. (1992). Psychosis in neurologic disease: Neurobiology and pathogenesis. Neuropsychiatry, Neuropsychology and Behavioral Neurology, 5, 144–50.Google Scholar

Eitinger, L. (1960). The symptomatology of mental disease among refugees in Norway. Journal of Mental Science, 106, 947–66.Google Scholar

Evans, J. D., Paulsen, J. S., Harris, M. J., Heaton, R. K., & Jeste, D. V. (1996). A clinical and neuropsychological comparison of delusional disorder and schizophrenia. Journal of Neuropsychiatry and Clinical Neurosciences, 8, 281–6.Google Scholar

Farmer, A. E., McGuffin, P., & Gottesman, I. I. (1984). Searching for the split in schizophrenia: A twin study perspective. Psychiatry Research, 13(2), 109–18.Google Scholar

Fennig, S., Craig, T. J., & Bromet, E. J. (1996). The consistency of DSM-III-R delusional disorder in a first-admission sample. Psychopathology, 29(6), 315–24.Google Scholar

Gambini, O., Colombo, C., Cavallaro, R., & Scarone, S. (1993). Smooth pursuit eye movements and saccadic eye movements in patients with delusional disorder. American Journal of Psychiatry, 150, 1411–14.Google Scholar

Herlitz, A. & Forsell, Y. (1996). Episodic memory deficit in elderly adults with suspected delusional disorder. Acta Psychiatrica Scandinavica, 93, 355–61.Google Scholar

Howard, R. J., Almeida, O., Levy, R., Graves, P., & Graves, M. (1994). Quantitative magnetic resonance imaging volumetry distinguishes delusional disorder from late-onset schizophrenia. British Journal of Psychiatry, 165(4), 474–80.Google Scholar

Howard, R. J., Graham, C., Sham, P., et al. (1997). A controlled family study of late onset non-affective psychosis (late paraphrenia). British Journal of Psychology, 170, 511–14.Google Scholar

Kahlbaum, K. (1863). Die Gruppierung der psychischen Krankheiten und die Einteilung der Seelenstoerungen. Danzig: Kafemann.

Kendler, K. S. (1980). The nosological validity of paranoia. Archives of General Psychiatry, 37, 699–706.Google Scholar

Kendler, K. S. (1982). Demography of paranoid psychosis (delusional disorder). Archives of General Psychiatry, 39, 890–902.Google Scholar

Kendler, K. S. & Hays, P. (1981). Paranoid psychosis (delusional disorder) and schizophrenia. Archives of General Psychiatry, 38, 547–51.Google Scholar

Kendler, K. S. & Walsh, D. (1995). Schizophreniform disorder, delusional disorder and psychotic disorder not otherwise specified: Clinical features, outcome, and familial psychopathology. Acta Psychiatrica Scandinavica, 97, 370–78.Google Scholar

Kraepelin, E. (1919). Dementia Praecox and Paraphrenia, translated by R. N. Barclay. Edinburgh: Livingstone.

Lewine, R. R. J. (1980). Sex differences in age of symptom onset and first hospitalization in schizophrenia. American Journal of Orthopsychiatry, 50, 316–32.Google Scholar

Maina, G., Albert, U., Bada, A., & Bogetto, F. (2001). Occurrence and clinical correlates of psychiatric co-morbidity in delusional disorder. European Psychiatry, 16, 222–8.Google Scholar

Manschreck, T. C. (1995). Pathogenesis of delusions. Psychiatric Clinics of North America, 18, 213–29.Google Scholar

Manschreck, T. C. (2000). Delusional disorder and the shared psychotic disorder. In Kaplan, H. J. & , B. J., eds., Comprehensive Textbook of Psychiatry, Vol I, 7th edn. Baltimore, MD: Williams and Wilkins, pp. 1243–64.

Manschreck, T. C. (2005). Delusional disorder and treatment resistance. Treatment Resistant Disorders in Psychiatry. Trastorno delirante y resistencia al tratamiento. In Patologias Resistentes En Psiquiatria, ed. Plannell, L. S., Ruiloba, J. V., Magrina, J. M. M. and Quevedo, C. D., Barcelona: Ars Medica, pp. 63–78.

Manschreck, T. C. & Khan, N. L. (2006). Recent advances in the treatment of delusional disorder. Canadian Journal of Psychiatry, 51 (2), 114–119.Google Scholar

McAllister, T. W. (1992). Neuropsychiatric aspects of delusions. Psychiatric Annals, 22, 269–77.Google Scholar

McGrath, J. J. (2005). Myths and plain truths about schizophrenia epidemiology. The NAPE lecture, 2004. Acta Psychiatrica Scandinavica, 111, 4–11.Google Scholar

Morimoto, K., Miyatake, R., Nakamura, M., et al. (2002). Delusional disorder: Molecular genetic evidence for dopamine psychosis. Neuropsychopharmacology, 26, 794–801.Google Scholar

Munro, A. (1982). Delusional Hypochondriasis. Clarke Institute of Psychiatry Monograph No. 5. Toronto: Clarke Institute of Psychiatry.

Munro, A. (1999). Delusional Disorder. New York: Cambridge University Press.

Munro, A. & Chmara, J. (1982). Monosymptomatic hypochondriacal psychosis: A diagnostic checklist based on 50 cases of the disorder. Canadian Journal of Psychiatry, 27, 374–6.Google Scholar

Munro, A. & Mok, H. (1995). An overview of treatment in paranoia/delusional disorder. Canadian Journal of Psychiatry, 40, 616–22.Google Scholar

Opjordsmoen, S. & Retterstol, N. (1991). Delusional disorder: The predictive validity of the concept. Acta Psychiatrica Scandinavica, 84, 250–54.Google Scholar

Retterstol, N. (1970). Prognosis in Paranoid Psychoses. Springfield, IL: Charles C. Thomas.

Retterstol, N. (1991). Course and outcome in paranoid disorders. Psychopathology, 24, 277–86.Google Scholar

Riding, J. & Munro, A. (1975). Pimozide in the treatment of monsymptomatic hypochondriacal psychosis. Acta Psychiatrica Scandinavia, 52, 23–30.Google Scholar

Schneider, K. (1959). Clinical Psycopathology. New York: Grune and Stratton.

Seretti, A., Lattuada, E., Cusin, C., & Smeraldi, E. (1999). Factor analysis of delusional disorder symptomatology. Comprehensive Psychiatry, 40(2), 143–7.Google Scholar

Thewissen, V., Myin-Germeys, I., Bentall, R., et al. (2005). Hearing impairment and psychosis revisited. Schizophrenia Research, 76, 99–103.Google Scholar

Wada, T., Kawakatsu, S., Komatani, A., Okuyama, N., & Otani, K. (1998). Possible association between delusional disorder, somatic type and reduced regional cerebral blood flow. Neuro-Psychopharmacology and Biological Psychiatry, 23, 353–7.Google Scholar

Watt, J. A. G., Hall, D. J., Olley, P. C., Hunter, D., & Gardiner, A. Q. (1980). Paranoid state of middle life. Acta Psychiatrica Scandinavica, 61, 413–26.Google Scholar

Winokur, G. (1977). Delusional disorder (paranoia). Comprehensive Psychiatry, 18, 511–21.Google Scholar

Winokur, G. (1985). Familial psychopathology in delusional disorder. Comprehensive Psychiatry, 26(3), 241–8.Google Scholar

World Health Organization (1993). The ICD-10 Classification of Mental and Behavioral Disorders. Geneva: World Health Organization.

Yamada, N., Nakajima, S., & Noguchi, T. (1998). Age at onset of delusional disorder is dependent on the delusional theme. Acta Psychiatrica Scandinavica, 97, 122–4.Google Scholar