psych psychotic disorders Flashcards
axis 1
all diagnoses of mental illness (incl substance abuse and developmental disorders) not including personality disorders and mental retardation
axis 2
developmental (mental retardation) and personality disorders
axis 3
physical disorders (genral medical conditions)
axis 4
severity of psychosocial factors (homelessness, divorce, etc.)
axis 5
global assessment of function on scale of 0-100
GAF limit for hospitalization
less than 30
roschach test
interpretation of inkblots used to identify thought disorders and defense mechanisms
thematic apperception test
test taker creates stories based on pictures of people in various situations; used to evaluate motivations behind behaviors
psychosis def
distorted perception of reality
delusions
fixed false beliefs that cannot be accounted fro by the cultural background of the individual; categorized as bizarre or non-bizarre
bizarre delusions
false belief that is impossible
ideas of reference
belief that cues in the external environment are uniquely related to that individual
thought broadcasting
belief that one’s thoughts can be heard by others
thought insertion
belief that other people’s thoughts are being placed in one’s head
delusions of grandeur
belief that one has special powers beyond those of a normal person
somatic delusions
false belief that one is infected with a disease or has a certain illnes
illusion vs hallucination
illusion is misinterpretation of existing sensorystimulus, whereas hallucination is sensory perception without external stimulus
auditory hallucinations typical of who?
schizophrenic
visual hallucinations typical in who?
drug intox, drug and alc withdrawal, or delirium
olfactory hallucinations
seen in epilepsy
tactile hallucinations
usually secondary to drug abuse or alc withdrawal
medical causes of psychosis
CNS disease, endocrinopathies, nitritional/vit deficient states, other
meds that may cause psychosis in some patients include
corticosteroids, antiparkinsonian agents, anticonvulsants, antihistamines, anti-cholinergics, some antihypertensives like beta blockers, digitalis, methylphenidate, and fluoroquinolones
drugs (not meds) that cause psychosis
alcohol, cocaine, hallucinogens (LSD, ecstasy), marijuana, benzos, barbiturates, and PCP
to make the dx of schizophrenia, patient must have sx for at least how long?
6 mos
schizophrenia def
constellation of abnormalities in thinking, emotion, and behavior
positive symptoms of schizophrenia
hallucinations, delusions, bizarre behavior, disorganized speech; these tend to respond more robustly to meds
neg symptoms of schizophrenia
blunted affect, anhedonia, apathy, alogia, and lack of interest in socialization; often tx resistant
cognitive sx of schizophrenia
impairments in attention, exec function, and working memory
three phases of schizophrenia
prodromal, psychotic, residual
prodrome of schizophrenia
decline in functioning that precedes the first psychotic episode
psychotic phase of schizophrenia
perceptual disturbances, delusions , and disordered thought process
residual phase of schizophrenia
occurs between episodes of psychosis; marked by flat affect, social withdrawal, and off thinking or behavior (neg symptoms)
catatonic schizophrenic patients
stereotyped movement, bizarre posturing, rigidity
what drug is considered when a patient fails typical and atypical psychotics?
clozapine
criteria for schizophrenia
two or more of: delusions, hallucinations, disorganized speech, grossly disorganized or catatonic behavior, neg symptoms; cause signif functional impairment; last at least 6 mos; sx not due to another cause
five subtypes of schizophrenia
paranoid, disorganized, catatonic, undifferentiated, residual
paranodi schizophrenic
often higher functioning, older patient