[Clinico-genealogic study of patients with unfavorable early infantile schizophrenia].

The paper concerns similarities and differences between childhood schizophrenia and schizophrenia of the adults from the standpoint of the genealogical background in the respective families. The degree of loading by manifest psychoses and the typology of nonmanifest disturbances among the parents of probands with an unfavorable development of early childhood schizophrenia was studied. The data obtained demonstrate heterogeneity of this form of childhood schizophrenia, confirmed as well by genealogical studies in a comparative age aspect.