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Mood Disorders: Some Additional Notes

Unipolar Disorder (Major Depression) Subtypes

Postpartum experiences of mothers

NEW: Persistent Depressive Disorder (PDD)

Bipolar Disorder Subtype

Cyclothymic Disorder

Schizophrenic Disorders

Schizophrenia (SCZ)

It DOES NOT mean that there are several people inside one person.

Delusions, hallucinations, disorganized speech, and deterioration in adaptive behaviors
Prevalence: Usual figure = 1% (to 1.5%) of the population (i.e., 3 to 4 million people in the USA)

Symptoms of Schizophrenia

Irrational Thinking

Deterioration of Adaptive Behavior

Distorted Perceptions

Disturbed Emotions






Negative Symptoms

= behavioral deficits

Do not tend to respond to medication; somewhat worse prognosis

Positive Symptoms

= behavioral excesses

Tend to respond to anti-psychotic medications; somewhat better prognosis

  • Flattened emotions
  • Social withdrawal
  • Apathy
  • Impaired attention
  • Little speech
  • Hallucinations
  • Delusions
  • Flight of ideas
  • Bizarre behavior
Course and Outcome

1. Genetic Vulnerability

2. Neurochemical Abnormalities

     DA (+ ? Serotonin x Glutamate)

3. Structural Abnormalities in the Brain

Ventricles of Brain

4. Neurodevelopmental Hypothesis

5. Expressed Emotion

6. Stress

This page was originally posted on 11/24/03 and last updated on December 6, 2016