schizophrenia Flashcards
•Describe positive and negative symptoms seen in schizophrenia •Differentiate between good and bad prognostic signs in schizophrenia •List the most commonly reported neuropsychological deficits (dorsolateral prefrontal cortex and related executive function) and imaging findings (enlarged ventricles) •Differentiate between schizophreniform disorder, brief psychotic disorder, schizoaffective disorders, shared psychotic disorder and schizophrenia (see additional handout from Dr. Spollen (42 cards)
characteristic sx of schizophrenia
delusions, hallucinations, odd behavior, lauguage disturbance, normal memory and cognition
delusions in schizophrenia
false, unreasonable beliefs
often elaborate and cultural
not culturally bound beliefs
often paranoid
typical hallucinations in schizophrenia
auditory (voices)
neologism
made up words
echolalia
repeating words
incidence of schizophrenia worldwide
1%
age of schizophrenia onset in males
15-25
age of schizophrenia onset in females
20-30
indocators of good progress in schizophrenia (5)
doing well before illness
abrupt onset
later onset
prominent confusion
FMX of mood disorder
indicators of poor progress in schizophrenia
gradual onset
withdrawn, odd before illness
early onset
FMX of psychosis
environmental potential cause of schizophrenia
neuroimmunovirologia
non genetic risk factors for schizophrenia
season of birth
delivery complications
advanced parental age
drug use
risk of schizophrenia if a parent has it
10%
risk of schizophrenia if both parents have it
50%
risk of schizophrenia if an identical twin has it
50%
dx criteria of schizophrenia
2 or more sx each active for one month
continuous signs of disturbance for 6 months with at least 1 month of active sx
sx of schizophrenia criteria
hallucinations
delusions
disorganized speech
catatonia or grossly disorganized behavior
negative sx
negative sx of schizophrenia
affective flattening, alogia, avolition
subtypes of schizophrenia
paranoid
catatonic
disorganized
undifferentiated
sx of paranoid schizophrenia
prominent delusions
later onset
high functioning
logical and coherent laungauge
type of schizophrenia that responds to ECT
catatonic
most common subtype of schizophrenia
undifferentiated
positive sx of schizophrenia
delusions, hallucinations
DDX of schizophrenia
cocaine/stimulant/PCP intox
organic brain disease
bipolar, schizoaffective, delusional disorder
