Schizophrenia Flashcards
Which region of the brain is associated with depersonalization episodes?
Parietal and Occipital
17 yo w/ dx of schizophrenia for 2 yrs believes people can read his thoughts and has AH, currently on risperidone 6 mg, hx of high dose olanzapine and haldol. What is next line? (2x)
D/C Risperdal and start Clozaril
Most participants on anti psychotics drop out of the Treatment of Early Onset Schizophrenia Spectrum study (TEOSS) due to lack of efficacy and? (2x)
Weight gain
Why should anticholinergic medications given to prevent EPS be gradually tapered after stabilization? (2x)
Decrease cognitive burden of anticholinergics
What differentiates primary psychosis from psychotic symptoms related to trauma? (2x)
Disorganized behavior and thought
Youth develops tardive dyskinesia with long term risperidone, even with reducing dose and trials of nearly every other atypical? Next step?
Switch to Clozapine
Why should you administer clozapine twice a day?
Lower daily peak concentration
Efforts focused on developing selective interventions to prevent onset of psychosis have focused on?
Screening children whose parents have schizophrenia
Early onset (less than 18 yo) schizophrenia have what genetic finding as compared to adult onset schizophrenia?
Higher rates of rare genomic deletion or duplication mutations
What describes the relationship between prodromal state in later development of psychotic disorder?
Less than half of prodromal patients will go on to develop a psychotic disorder
Treatment of Early-Onset Schizophrenia Spectrum Disorders (TEOSS) clinical trial showed what impact on cognitive functioning at one year?
Minimal neurocognitive improvement
Characteristic of childhood-onset schizophrenia that differs from adult-onset?
Presents with greater illness severity
16 yo w/ schizophrenia has gained excessive weight w/treatment of olanzapine. Histamine rebound would most likely occur with which cross taper?
Abilify
Primary treatment medication for catatonia?
Benzo
16 yo with psychosis, on risperidone, gained 20 pounds since 2 months. Unable to lower dose because symptoms worsen. Next step?
Cross taper with Abilify