Brief Psychotic Disorder Flashcards
criterion A for brief psychotic disorder
presence of at least ONE of the following symptoms:
delusions
hallucinations
disorganized speech
grossly disorganized or catatonic behaviour
at least ONE of these must be one of the first three (I.e cant just have grossly disorganized/catatonic behaviour)
criterion B brief psychotic disorder
duration of an episode of disturbance is at least ONE DAY but less than ONE MONTH with eventual RETURN TO premorbid level of functioning
criterion C brief psychotic disorder
disturbance not better explained by major depressive or bipolar disorder with psychotic features or another psychotic disorder such as schizophrenia or catatonia and is not attributable to the physiologic effects of a substance or another medical condition
list specifiers for brief psychotic disorder
- with marked stressor(s) (brief reactive psychosis)
- without marked stressor(s)
- with post partum onset
- with catatonia
what is brief psychotic disorder with marked stressor(s)
use this if symptoms occur in response to events that, singly or together, would be markedly stressful to almost anyone in similar circumstances in the individuals culture
what is brief psychotic disorder without marked stressors
use this if symptoms DO NOT occur in response to events that, singly or together, would be markedly stressful to almost anyone in similar circumstances in the individuals culture
what is brief psychotic disorder with post partum onset
use this is onset is during pregnancy or within FOUR WEEKS post partum
are there mood symptoms with brief psychotic disorder
no
do you experience functional decline in brief psychotic disorder
no–> characterized by full resolution of symptoms
ddx brief psychotic disorder
- endocrine
- metabolic
- autoimmune
- infections
- seizures/temporal lobe epilepsy
- space occupying lesions
- strokes, TBI
- MS, huntingtons disease
- nutritional deficiencies
what endocrine disorders may be on the ddx for brief psychotic disorder
hypothyroidism/cushings disease
what metabolic disorders may be on the ddx for brief psychotic disorder
tay-sachs
niemann-pick
what autoimmune disorders may be on the ddx for brief psychotic disorder
lupus
hashimotos thyroiditis
what infections may be on the ddx for brief psychotic disorder
neurosyphillis
HIV infection
what is the essential feature of brief psychotic disorder
disturbance that involves SUDDEN ONSET of at least one of the positive symptoms of psychosis
sudden onset = change from nonpsychotic state to clearly psychotic state WITHIN TWO WEEKS
usually WITHOUT prodrome
prevalence of brief psychotic disorder
may account for 9% of cases of first onset psychosis
is there a gender difference in prevalence of brief psychotic disorder
yes–> twofold more common in females than males
what is the average age of onset of brief psychotic disorder
mid 30s
can occur across lifespan and may appear in adolescence or early adulthood
what might predispose someone to brief psychotic disorder
pre-existing personality disorders and traits i.e schizotypal or borderline PDs or traits in the psychoticism domain i.e perceptual dysregulation and the negative affectivity domain i.e suspiciousness may predispose to brief psychotic disorder
what is the prognosis for brief psychotic disorder
high rates of relapse
BUT still outcome is excellent for most in terms of social functioning and symptomatology
what is the first line treatment for brief psychotic disorder
antipsychotics–> particularly second generation
how long should you treat brief psychotic disorder with antipsychotics
even though symptoms by definition resolve within 1 month, recommend treating 1-3 months after symptom resolution
which second gen antipsychotic may be more preferable in lactating mothers
olanzapine
what are positive prognostic factors for brief psychotic disorder
absence of genetically related individuals with schizophrenia or brief psychotic disorder
sudden symptom onset
presence of stressful triggers
short duration of symptoms
