IU Abnormal Psychology class with Professor Vickens, Section 3
Positive Symptom
Symptoms that add on to a normal experience, such as hallucinations, delusions, and paranoia
Negative Symptom
Symptoms that take away from a normal experience such as flattened affect
Anhedonia
Inability to experience pleasure (including physical sensations)
Flattened Affect
Inability to express emotions
Onset of Schizophrenia
Ages 15-35 years
Subtypes of Schizophrenia
Disorganized, catatonic, paranoid, and undifferentiated
Avolition
Indecisiveness, ambivalence (contradictory attitudes), and lack of willpower
Alogia
Speechlessness/thought blocking (speech interruptions by thoughts) or inappropriate and meaningless flows of speech/thought
Catatonic Behavior
Obvious reactivity to external stimuli. Generally pacing, repetitive movements, awkward movements, and holding awkward positions.
Thought Broadcast
beliefs that thoughts are being broadcasted to other people
Thought insertion
beliefs that thoughts (from other people) are being placed into the patient’s head
Ideas of reference
interpretations that are "abstract" or out of touch with reality that confirms abnormal beliefs
Control by Others
beliefs that a patient is being controlled by someone else (Like a robot or puppet)
“Made” Feelings and actions
subjective feeling that an external force is controlling their mood or emotions
Inappropriate content
talking about things that don't match the situation
Research subtypes of schizophrenia
Positive-negative & Process-reactive
Positive-negative schizophrenia
Refers to the symptoms of the type of schizophrenia (Positive and negative)
Process-relative schizophrenia
Refers to the course of the schizophrenia (process=progressive & reactive=as a result of something)
Catatonic
immobile behavior
Neologism
creating new words that only apply to the person that made it
Delusions: Persecution
When patients believe they are being persecuted (overlaps with depressive disorder symptoms)
Delusions: Grandiosity
When patients develop “absurd” beliefs about themselves (overlaps with manic disorder symptoms)
Delusions: Somatic
When patients believe that something is physically wrong with their body despite no signs of illness or injury
Paranoid Schizophrenia
where the hallucinations (generally auditory) form a network causing patients to be suspicious and delusional [Trying to put things together while constantly being scared that the logic previously put together will fall apart.]
Disorganized Schizophrenia
impulsive behaviors, disorganized speech [When the patient gives up on trying to comprehend their thoughts or the world around them. Patient's words no longer have as much meaning]
Undifferentiated Schizophrenia
Form of schizophrenia that shows a combination of symptoms between paranoid and disorganized
Sociogenic Theory of Schizophrenia
social conditions are the cause of schizophrenia
Social Drift/Social Selection theory of Schizophrenia
schizophrenia causes poverty (characteristics determine their environment)
Existential Crisis Theory of Schizophrenia
believes schizophrenia doesn't exist. It is for people who are seeking authenticity
Schizophreniform Disorder
has the same symptoms as schizophrenia but lasts no less than a month but no more than 6 months
Schizoaffective Disorder
patients show symptoms of both schizophrenia AND a mood disorder
Delusional Disorder
where a patient has delusions for a month