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December 1992

Characterizing Organic Delusional Syndrome-Reply

Author Affiliations

Department of Psychiatry University of Pittsburgh Medical School Western Psychiatric Institute and Clinic 3811 O'Hara St Pittsburgh, PA 15213
Pittsburgh, Pa

Arch Gen Psychiatry. 1992;49(12):998. doi:10.1001/archpsyc.1992.01820120086015

-We agree with Dr Mc- Kenna that research is begging in the field of organic delusional syndrome (ODS) and for organic brain syndromes in general. We also agree that phenomenologic descriptions of these syndromes based on empirical data are woefully lacking.

This lack has crucial implications concerning proposed fundamental changes in the diagnostic classification system for the organic brain syndromes in the upcoming DSM-IV. Specifically, Spitzer et al1 have suggested that diagnostic categories such as ODS should be broken off from the traditional" group of organic brain syndromes (dementia, delirium, and amnestic disorder) to be reclassified in the major diagnostic class with which they share phenomenology. They have also suggested that the term symptomatic replace the term organic for these syndromes. For example, ODS would be grouped with the psychotic disorders in the DSM-IV rather than with the Organic brain syndromes, as is now the case, and would be

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