[Objective evaluation of the cerebral organic-psychiatric axis syndrome--experiences with the encephalopathy questionnaire].

This supplements the publication on "A standardized questionnaire for behavior typical of encephalopathy" (Meyer-Probst, 1978) which dealth with content validation and provisional calibration. The paper is concerned with external validation and, under such headings as "Axis syndrome and milieu factors", "Axis syndrome and school performance" and "Axis syndrome and age", presents the results from questionnaires of an extreme group comparison to illustrate the clinical and diagnostic value of the axis syndrome concept acc. to Göllnitz. Relations of dependence and the usefulness of assessment procedures are discussed, as well as the concept of the axis syndrome in connection with newer trends in specialized psychopathology research.