Psychopathology (Schizophrenia spectrum/other psychotic disorders)

Question 1

The most likely diagnosis for a client who had auditory hallucinations and disorganized speech for five weeks and odd behaviors and anhedonia for an additional seven months is:

Answer 1

schizophrenia

Question 2

Schizoaffective disorder is likely to be the appropriate diagnosis for a client if her psychotic symptoms have:
A. always occurred with concurrent mood symptoms.
B. occurred concurrently with mood symptoms except for a period of at least two weeks when her psychotic symptoms were absent.
C. occurred concurrently with mood symptoms except for a period of at least two weeks when her mood symptoms were absent.
D. occurred concurrently with mood symptoms except for a period of at least one month when her mood symptoms were absent.

Answer 2

C. occurred concurrently with mood symptoms except for a period of at least two weeks when her mood symptoms were absent.

Question 3

As reported by I. I. Gottesman (1991), the concordance rate for schizophrenia is about ___% for monozygotic twins and ____% for dizygotic twins.

Answer 3

48; 17

Question 4

Brain imaging studies have linked the negative symptoms of schizophrenia to _________

Answer 4

prefrontal underactivity.

Question 5

The concordance rate for schizophrenia for non-twin siblings is:

Answer 5

9%

Question 6

Gaylen, age 19, is brought to therapy by her mother, who says that Gaylen has been “acting weird” lately. She says that Gaylen is normally pretty sensible but that, for the past two months, she’s been complaining about hearing voices telling her that she’s worthless and a burden on her family and should kill herself. Gaylen’s mother also says that, when she tries to have a conversation with Gaylen, it’s often impossible to understand what she’s saying. When you ask Gaylen about the voices she hears, her response is rambling and incoherent. Assuming that Gaylen’s symptoms are not due to another mental disorder, a medical condition, or drug use, the most likely diagnosis is:
A. delusional disorder.
B. brief psychotic disorder.
C. schizophreniform disorder.
D. schizophrenia.

Answer 6

C. schizophreniform disorder.

Question 7

Assuming that a woman’s symptoms meet the diagnostic criteria for a diagnosis of delusional disorder, the appropriate type of delusion is erotomanic if she’s convinced that:
A. her husband is having sexual relations with several of the neighbors.
B. a local celebrity she met at a fundraiser six months ago is in love with her.
C. every man she meets wants to have sex with her.
D. no “decent man” could ever be in love with her.

Answer 7

B. a local celebrity she met at a fundraiser six months ago is in love with her

Question 8

The DSM-5 diagnosis of schizoaffective disorder requires the presence of delusions or hallucinations for at least _____ weeks without symptoms of a major depressive or manic episode.

Answer 8

two

Question 9

A high level of expressed emotion has been linked to:

Answer 9

an increased risk for relapse for both schizophrenia and major depressive disorder.

Question 10

One of the DSM-5 diagnostic criteria for schizophrenia is the presence of _____ or more characteristic symptoms during a one-month period, with at least one symptom being delusions, hallucinations, or __________.

Answer 10

two; disorganized speech

Question 11

Kevin Keene, age 18, is brought to therapy by his mother who says Kevin seemed like “a regular kid” until two months ago, when he started complaining about hearing voices and seeing the ghosts of his dead grandparents. She says he has also been unable to carry on a conversation because he jumps from one topic to another and sometimes makes up words. Assuming that Kevin has never had these symptoms before and they’re not due to drug use or a medical condition, the most likely diagnosis is:
A. brief psychotic disorder.
B. schizophreniform disorder.
C. schizophrenia.
D. schizoaffective disorder.

Answer 11

B. schizophreniform disorder