Resumen ......................................................................................................................... 17 Introduction ..................................................................................................................................... 21 Nosology ............................................................................................................

To determine the association of the HLA in 50 patients with schizophrenia, schizoaffective disorder, 48 healthy controls, 41 biological relatives without psychiatric disease, and 48 biological relatives with mood disorder, the HLA genotype at the class I and class II were determined. The subjects were interviewed by structured diagnostic criteria categorized according to DSM-IV, axis I, (SCID-I...

BACKGROUND While there is increasing evidence on the association between cannabis use and psychotic outcomes, it is still unclear whether this also applies to depression. We aim to assess whether risk of depression and other affective outcomes is increased among cannabis users. METHODS A cohort study of 45 087 Swedish men with data on cannabis use at ages 18-20. Diagnoses of unipolar disorder...