Klinefelter syndroom en psychiatrische stoornissen: Twee gevalsbeschrijvingen en een literatuuroverzicht.

Klinefelter syndrome is a genetically determined disorder characterized by an additional X-chromosome. Apart from the phenotypical features, the literature about this disorder mentiones a psychopathological phenotype comprising mainly psychoses, depressive diseases and personality disorders. A substantial number of patients presents with mild to moderate mental retardation. In this paper, two case reports are described and their psychopathology is compared with the data from the existing literature.