1. Schizophrenia “split mind”
Beautiful Mind
Donnie Darko

2. What is it? Not to be confused with multiple personality disorder.
Chronic brain disease where there is a distortion of reality and disturbances in affect, behavior, and cognition.
Approximately 1% of population or about 2 million Americans suffer.
Earlier onset in males than in females but affect both equally.

3. Causes?
We do not fully understand all the factors that develop schizophrenia.
Genetic?
Chemical defect? Dopamine
Abnormality in the brain? Larger ventricles
Psychosocial factors?

4. Symptoms Negative- loss or decrease of normal functions Delusions
Positive- excess or distortion of normal functions
Delusions
Hallucinations
Disorganized speech/thinking
Disorganized behavior
Inappropriate affect
Negative- loss or decrease of normal functions
Alogia- poverty of speech
Flat affect
Avolition- no initiation
Withdrawal from others

5. Types
Paranoid – delusions, vivid hallucinations usually of persecution
Disorganized – in speech, thought, & emotions
Catatonic – extreme withdrawal with extreme excitement, catatonic episodes
Undifferentiated – mixture of positive & negative symptoms

6. Treatment
Antipsychotic drugs that lower dopamine – chlozaril
Therapy