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Substance Abuse and Mental Health Services Administration. Impact of the DSM-IV to DSM-5 Changes on the National Survey on Drug Use and Health [Internet]. Rockville (MD): Substance Abuse and Mental Health Services Administration (US); 2016 Jun.

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Impact of the DSM-IV to DSM-5 Changes on the National Survey on Drug Use and Health [Internet].

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Table 3.5DSM-IV to DSM-5 Dysthymic Disorder Comparison

Name: Dysthymic DisorderName: Persistent Depressive Disorder
Class: Mood DisordersClass: Depressive Disorders
Depressed mood for most of the day, for more days than not, as indicated by subjective account or observation by others, for at least 2 years.Same
Presence while depressed of two or more of the following:
  • Poor appetite or overeating
  • Insomnia or hypersomnia
  • Low energy or fatigue
  • Low self-esteem
  • Poor concentration or difficulty making decisions
  • Feelings of hopelessness
During the 2 year period of the disturbance, the person has never been without symptoms from the above two criteria for more than 2 months at a time.Same
The disturbance is not better accounted for by MDD or MDD in partial remission.Criteria for MDD may be continuously present for 2 years, in which case patients should be given comorbid diagnoses of persistent depressive disorder and MDD.
There has never been a manic episode, a mixed episode, or a hypomanic episode and the criteria for cyclothymia have never been met.Same
The disturbance does not occur exclusively during the course of a chronic psychotic disorder.The symptoms are not better explained by a psychotic disorder.
The disturbance is not due to the direct physiological effects of a substance (e.g., a drug of abuse or a medication) or a general medical condition.Same
The symptoms cause clinically significant distress or impairment in important areas of functioning.Same

From: 3, Mental Illness

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