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Major Depressive Disorder
Persistent Depressive Disorder
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What is Major Depressive Disorder (MDD)

is defined as a mental health condition characterized by a persistent and intense feeling of sadness or loss of interest, leading to significant impairment in daily functioning.

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what is Persistent Disorder (Dysthymia)

also known as Dysthymia, in the DSM-5 is a chronic form of depression that is less severe than Major Depressive Disorder (MDD) but longer-lasting.

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To be diagnosed with MDD 

the individual must experience at least five of the following symptoms for a continuous period of two weeks or longer, and at least one of the symptoms must be either a depressed mood or loss of interest/pleasure

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to be diagnosed with persistent depressive disorder

To meet the criteria for PDD, an individual must experience a depressed mood for most of the day, for more days than not, for at least two years (one year for children and adolescents).

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Symptoms 

  • Depressed Mood
  • Markedly Diminished Interest or Pleasure
  • Significant Weight Loss
  • Insomnia or Hypersomnia
  • Psychomotor Agitation or retardation
  • Fatigue or Loss of Energy
  • Feeling of Worthlessness
  • Diminished Ability to Think or Concentrate
  • Recurrent Thoughts of Death
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Symptoms

  • Depressed Mood
  • While Depressed (two or more are presence)
  • Poor appetite or overeating
  • Insomnia or Hypersomnia
  • Low energy or fatigue
  • Low Self-esteem
  • Poor Concentration or Difficult Making Decisions
  • Feeling of Hopelessness
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other symptoms

  • During the two-year period, the individual has never been without symptoms from above.
  • There has never been a manic episode, or a hypomanic episode and criteria have never been met for cyclothymic disorder 
  • Symptoms cause significant distress or impairment in social, occupational, or other important areas of functioning