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June 7, 1995


Author Affiliations

Cornell University Medical College, New York, NY

JAMA. 1995;273(21):1715-1716. doi:10.1001/jama.1995.03520450085044

A number of important developments highlighted the continued evolution of psychiatry as a hypothesis-based scientific discipline in both its psychosocial and biological aspects. Indeed, one of the most exciting developments has been the emergence of the interaction between these areas.

In 1994, the fourth edition of the Diagnostic and Statistical Manual of Mental Disorders (DSM-IV) was published.1 This revision of the Diagnostic and Statistical Manual of Mental Disorders, Revised Third Edition (DSM-III-R) (1987) was undertaken to examine the clinical utility, descriptive validity, and reliability of specific psychiatric diagnoses and to assess the psychometric properties of individual diagnostic criteria. On the whole, criteria for most psychiatric disorders are similar to those published in DSM-III-R. Perhaps the most significant conceptual shift was the elimination of the rubric organic mental disorders, which had suggested improperly that most other psychiatric disorders had no organic basis, and the substitution of the new terms delirium,

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