[Neuropsychological analysis of schizophrenia-induced attention deficits--attempt at an overview]

In this review schizophrenic attention disorders are described from a neuropsychological perspective. After a historical excursion to Wundt, James and Kraepelin, the experimental psychology attention research of the last decades is presented, with special regard to Joseph Zubin's model of attention. After describing the symptomatology and course of schizophrenic psychosis, the concept of positive and negative symptoms according to Crow and Andreasen is set out as well. In describing the cognitive disorders it is on the one hand tried to elucidate the concept of "Basisstörung", and, on the other, to deal with attention disorders as potential vulnerability markers. After setting out various models re. the origin of attention disorders in both acute and chronic psychoses, implications for diagnosis and treatment are offered for the clinical psychologist in conclusion.