PSYB32H3 Chapter 3: Chapter 3

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A disorder must be classified correctly before its causes or best treatments can be found. The dsm-iv is the official diagnostic system widely employed by mental health professionals. Diagnostic and statistical manual of mental disorders a publication of the american psychiatric. Association that is an attempt to delineate specific and discrete syndromes or mental disorders; it has been through several revisions and the current one is the 4th edition (dsm-iv) During 19th and early 20th centuries, there was great inconsistency in the classification of abnormal behavior. 1939, world health organization (who) added mental disorders to the international list of causes of. 1948, the list was expanded to become the international statistical classification of diseases, injuries, and causes of death (icd), a comprehensive listing of all diseases, including a classification of abnormal behavior. American psychiatric association published its own diagnostic and statistical manual (dsm) in 1952.