psychosis Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

gross brain changes in schizophrenic

A

symmetric enlargement of ventricles. diffuse cortical atrophy.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

medical categories of psychosis (4)

A

CNS disease
endocrinopathy-
nutritional deficiency (B12, folate, niacin)
other- SLE, temporal arteritis, porphyria

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

CNS diseases that can cause psychosis

A

encephalitis, prion disease, temporal lobe epilepsy, huntingtons chorea, MS, cerebrovascular disease, neoplasm, parkinsons, neoplasm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

endocrinopathy that can cause psychosis

A

Addisons/Cushing’s, hyper/hypothyroidism, hyper/hypoclcemia, hypopituitarism

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

what can cause medication/substance induced psychosis

A

antidepressants, antiparkinsonian, antiHTN, antihistamine, anticonvulsant, digitialis, beta blocker, anti-TB, corticosteroids, hallucinogens, amphetamines, opiates, bromide, heavy metal, alcohol

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

72 yo woman with metastatic breast cancer has change in mental status over past 3 days. hallucinating. not oriented to person, place or time.

A

prob hypercalcemia-> psychosis (from metastatic disease)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

25 yo woman who lives alone and has no friends and talks to horses and says that the horses have been given special powers by God. most likely diagnosis is ..

A

schizophrenia, not schizoid, because she has bizarre delusions. schizoid is lifelong. schizophrenia has onset around 20.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

altered neurotransmitters in schizophrenia

A

increased dopamine, increased serotonin, increased norepinephrine, decreased GABA in hippocampus (that may indirectly activate dopaminergic and noradrenergic pathways)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

are mood sxs in schizophrenia associated with bad prognosis

A

they are associated with good prognosis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

how do you qualify for schizoaffective

A

need to have delusions or hallucinations for 2 weeks in the absence of mood disorder sxs (to differentiate from mood disorder with psychotic features). have mood disorder present for most of psychotic features.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

delusional disorder vs brief psychotic disorder

A

delusional: nonbizarre fixed delusions for >1mo with functioning in life not severely impaired. common in elderly, deaf, and immigrants.
psychotic: bizarre/nonbizarre delusions for

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

how to treat delusional disorder. prognosis?

A

psychotherapy can be helpful. try antipsychotic (high dose typical) though they usually don’t work. prognosis: 50% full recovery, 20% decreased sxs, 30% no change

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

brain fag

A

culture specific psychosis to africa- male students get headache fatigue and visual disturbances

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

koro

A

culture specific psychosis in asia- pt believes penis is shrinking and will lead to death

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

amok

A

culture specific psychosis to malaysia- sudden unprovoked bursts of violence where person often commits suicide afterwards

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

what is a predisposing factor to paranoid psychosis

A

deafness

17
Q

what heart meds can cause psychosis

A

beta blocker and digoxin

18
Q

what percent of long term hospitalized patients treated with antipsychotics end up suffering from TD

A

20%

19
Q

what percent of schizoaffective progress to schizophrenia

A

60-80%

20
Q

normal grief vs depression

A

normal grief: 2 mo.

21
Q

can you breastfeed with antidepressants and lithium

A

no- relative contraindication