PY 105 Chapter Notes - Chapter 5: Brief Psychotic Disorder, Schizophreniform Disorder, Schizoaffective Disorder
Schizophrenia
• Chronic, incapacitating disorder by which a person is out of touch with reality and suffers material
impairment in social, occupational or personal functioning
• Symptoms are classified as positive - something has been added
o Delusions, hallucinations, disorganized speech ad disorganized or catatonic behavior
• Or negative - something has been taken away
o Reduced or absent emotional expression, reduced quantity or fluency of speech and
reduced initiative or will to do things
• Split in mental functions, or a split from reality
• Five main types:
o Paranoid type - hallucinations and or delusions
• Hallucination - false sensory perception that occurs while a person is conscious
▪ Most common is auditory and visual
• Delusion - false belief that is not due to culture and is not relinquished despite
evidence
Despite counterevidence, a belief that:
Delusion of:
One is a god, movie star, or exalted person
Grandeur
One has committed a serious sin or mistake
Guilt
One has a terrible disease
Ill health
One's partner has been unfaithful
Jealousy
One is being manipulated by an outside influence
Control
One is being tormented, followed, spied on, or tricked
Persecution
One is facing destitution
Poverty
One is being talked about
Reference
Ideas are being put into one's mind by others
Thought control
o Disorganized type - flat or inappropriate affect, disorganized speech, and disorganized
behavior
• Words are connected by rhymes, sounds, or free association instead of by normal
language rules and logic
• Laughing for no reason
o Catatonic type - catatonic behavior (extremely retarded or excited motor activity)
• Retarded behavior - stupor, a complete cessation of speech or movement or freezing for
an extended time in an uncomfortable or strange position
• Excited behavior - purposeless hyperactivity not influenced by external stimuli
o Undifferentiated type - basic criteria for schizophrenia are met, but the symptoms do not fit
into one of the subtypes
o Residual type - the acute phase has resolved and the criteria for schizophrenia are no longer
met, but the person still appears odd
• Disorders that are like schizophrenia:
o Brief psychotic disorder - has displayed at least one basic psychotic symptom for less than
one month
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