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Chapter 3

chapter 3.2

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Biology 1225
Bob Larose

Abnormal psych chapter 3  Diagnostic and statistical manual of mental disorders (DSM) now in its 4 edition, commonly referred to as DSM –IV or DSM –IV-TR. The DSM is published by the American psychiatric association A BRIEF HISTORY OF CLASSIFICATION  Bloodletting was part of treatment of all physical problems Development of the WHO and DSM systems  In 1939 the world health organization (WHO) added mental disorders to the international list of causes of death  In 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 ab beh. Metal disorders section was not widely accepted  American psychiatric association published its own diagnostic and statistical manual (DSM) in 1952  In 1969 the WHO published a new classification system that was more widely accepted. A 2 version of the American psychiatric associations DSM, DSM-II was similar to the WHO system  The WHO classifications were simply a listing of diagnostic categories; the actual beh or symptoms that were the bases for the diagnoses were not specified  In 1980 the American psychiatric association published an extensively revised diagnostic manual; a somewhat revised version DSM-III – R appeared in 1987  DSM –IV is used throughout the U.S and Canada is becoming widely accepted around much of he world THE DIAGNOSITIC SYSTEM OF THE AMERICAN PSYCHITIARTC ASSOCIATION (DSM-IV AND DSM-IV-TR)  The term mental disorder is problematic and that no definition adequately specifies precise boundaries for the concept. DSM-IV-TR provides the following definition:  A clinically significant beh or psychological syndrome or pattern that occurs in an indiv and that is associated with present distress or disability or with a significantly increased risk of suffering death, pain, disability or an important loss of freedom Five dimensions of classification  Most sweeping change in the use of multiaxal classification whereby each indiv is rated on 5 separate dimensions or axes  The five axes are:
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