Card Set Information
What are the 5 core symptoms of schizophrenia?
Delusions, hallucinations, disorganized speech, disorganzid/catatonic behavior, negative symptoms.
What are the symptoms of the negative cluster?
absence or insufficiency of normal behavior, avolition (apathy), alogia(absence of speech), anhedonia (lack of pleasure), affective flattening.
Describe Paranoid schizophrenia
Halluications and delusions (grandeur or persecution), best prognosis
Describe disorganized schizophrenia.
disruptions in speech and behavior, flat or inappropriate affect, hallucinations and delusions(tend to be fragmented), develops early, chronic, lacks remission
Describe Catatonic schizophrenia
unusual motor respones and odd mannerisms, echolalia, echopraxia
Describe undifferentiated schizophrenia
have major symptoms, but don't fit into a particular category.
Describe residual type of schizophrenia
display leftover symptoms like social withdrawal, bizarre thoughts, inactivity, and flat affect
Describe Schizophreniform disorder
schizophrenic symptoms for a few months, return to normal life
Describe schizoaffective disorder.
symptoms of schizophrenia and a mood disorder
have delusions contrary to reality. lack other pos and neg symptoms, very rare! prognosis is better than schizophrenia
what are the types of delusions
erotomatic, grandiose, jealousy, persecutory, somatic
brief psychotic disorder
1 or more schizo symptoms lasting less than a month
What is the dopamine hypothesis?
Agonists- increase dopamine-cause schizophrenic behavior
antagonist vise versa
What are some possible neurobiological influences of schizophrenia?
enlarged ventricles and reduced tissue volume, hypofrontality or less actice frontal lobes(major dopamine pathway), viral infections during early prenatal development
What is the onset and prevalence of schizophrenia?
about .2% to 1.5%, often develops in early adulthood but can develop at any time.
chronic with lower life expectancy