Schizophrenia Flashcards

1
Q

Males are more likely than females to have these A Criteria symptoms of schizophrenia

A
negative symptoms 
(alogia, affective flattening, avolution, anhedonia)
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2
Q

What are the positive symptoms of schizophrenia?

A

delusions, disorganized

thinking, and hallucinations

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3
Q

If the A criteria for Schizophrenia have been met for between 1 & 6 months, the diagnosis is this

A

schizophreniform disorder

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4
Q

Before diagnosing schizophrenia, exclusionary diagnoses that must
be ruled out include:
other psychotic disorders,
childhood developmental disorders, medical or neurological illness,
substance abuse or medication induced, personality disorders, & this

A

Mood disorders

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5
Q

Regarding the cognitive symptoms of schizophrenia, the mnemonic SMART refers what?

A

speed, memory, attention, reasoning, and tact (social cognition)

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6
Q

This A criteria negative symptom of schizophrenia is also a symptom of major depression

A

Anhedonia

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7
Q

To meet DSM5’s A criteria of Schizophrenia, of the 2 symptoms 1 needs to one of the following:

A

a delusion, a hallucination, or disorganized thinking/speech

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8
Q

Seen in schizophrenia (& other disorders) - stupor, waxy flexibility, mutism, negativism, stereotypy, & echolalia are motor activities that are part of a clinical picture of this

A

Catatonia

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9
Q

Voices that are only heard when a patient is just waking up from sleeping are called this

A

hypnopompic hallucinations

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10
Q

These symptoms of schizophrenia present early in the illness, worsen during the active periods, & do not respond well to anti-psychotic medications

A

negative symptoms (or cognitive symptoms)

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11
Q

It is “proposed” that because most patients with schizophrenia have limited social contacts, only
30-40% do this

A

Get married

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12
Q

What is the percentage of patients with schizophrenia who experience a single active episode?

A

10%

~30% have an intermittent course, ~60% have a chronic course

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13
Q

Seen in ~85% of patients prior to the 1st psychotic episode, this negative prognostic sign lasts several months to years

A

Prodrome

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14
Q

For ♂ &♀ with schizophrenia, the peak age of onset (the mode) is the same but the average age of onset is different due to what?

A

There is a 2nd smaller peak age of onset peak for females after age 40

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15
Q

Patients with schizophrenia have a life expectancy that is about 25 years less than the general population primarily
due to what?

A

Cardiovascular disease

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16
Q

The functional decline for a patient with schizophrenia begins during this phase of
the illness

A

The prodrome

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17
Q

Due to their many problems as outlined in the B criteria, only 33% of those with schizophrenia are able to do this on July 4th

A

Live independently

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18
Q

The average course of schizophrenia tends to be more severe in males than females because of this.

A

males generally develop the illness earlier

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19
Q

For patients with schizophrenia, the main goal of continuous pharmacologic treatment with antipsychotics is this

A

prevent relapse into the active phase

20
Q

Decreasing the antipsychotic medication in an attempt to use the “lowest effective dose” is associated with this

A

increased risk of relapse

21
Q

The most common reason patients with schizophrenia are psychiatrically hospitalized is this

A

psychosis/active phase of illness

22
Q

Except for clozapine (Clozaril), all anti-psychotic medications are unlikely to work by 4 weeks if a patient does not show a response within this number of week(s).

A

2 weeks

23
Q

Lower doses of antipsychotics are used to treat patients with the first active phase of schizophrenia because of this

A

greater sensitivity to medication side effects

24
Q

Clozapine (Clozaril) for patients with schizophrenia and lithium for patients with bipolar disorder both have this same unique benefit

A

decreases risk of suicide

25
Q

Common indications for a clozapine (clozaril) trial include these 4 reasons:

A
  • persistence of positive symptoms
  • failure of > 2 antipsychotic trials
  • co-morbid substance abuse
  • recurrent suicidality/violence
26
Q

In treating patients with FGA’s, often titrating the dose up until side effects emerge corresponds to blocking
this percentage of
dopamine receptors

A

75-80%

27
Q

In order to have the desired antipsychotic effect, medications need to block at least 65% of dopamine receptors in this pathway

A

Mesolimbic tract

28
Q

Low potency antipsychotics have common side effects of dry mouth, constipation, blurred vision, & urinary hesitancy
due to this

A

anti-cholinergic activity (cholinergic blockade)

29
Q

Young males may be at higher risk than the rest of the population for this EPS side effect of muscle spasms

A

Dystonia

30
Q

Once a patient develops tardive dyskinesia, the most common course of the symptoms is this

A

Symptoms remain static/unchanged (ongoing symptoms

31
Q

While amantadine (symmetrel), lorazepam (ativan),
clonidine (catapres),
even mirtazepine (remeron),
can be used for treating akathisia, the first choice of medication for treatment is this

A

propranolol (indural)

32
Q

Name treatments for akathisia.

A

propranolol (indural), amantadine (symmetrel), lorazepam (ativan),
clonidine (catapres), mirtazepine (remeron)

33
Q

Diphenhydramine (benadryl) is used to treat EPS because of this effect

A

Benadryl is anticholinergic

34
Q

While there is still a significant risk of EPS, patients are less likely to complain of EPS symptoms from this type of FGA

A

low potency FGAs, like chlorpromazine (thorazine)

35
Q

About half of the patients with tardive dyskinesia show a 50% symptom reduction from treatment with this medication

A

clozapine (clozaril)

36
Q

50% of patients in this age are at risk of tardive dyskinesia if they FGA’s for 24 months

A

older adults/geriatrics (>70 y/o)

37
Q
An EPS side effect often 
described as a subjective 
sense of restlessness
 (the person can’t sit still)
is this
A

akathisia

38
Q

These two SGA’s are least likely to have EPS side effects

A

clozapine (clozaril) and quetiapine (seroquel)

39
Q

This SGA has a particularly long half life and a low risk of metabolic syndrome, but is the SGA most likely to cause akathisia

A

aripiprazole (abilify)

40
Q
These 2 SGA’s are available in
long acting injectable form 
but can cause dose
dependent EPS &
prolactin elevation
A

risperidone (risperdal) & palliperidone (invega)

41
Q

This SGA has a low risk of metabolic syndrome, needs to be taken with food, and is the most likely SGA to cause qTc prolongation

A

ziprasidone (geodone)

42
Q

This SGA has the highest risk
of metabolic syndrome, is very sedating, and the CATIE study showed patients are highly
likely to be compliant

A

olanzapine (zyprexa)

43
Q

This SGA does not require hepatic metabolism because it is an active metabolite of risperidone (risperdal)

A

paliperidone (invega)

44
Q

This SGA has almost zero risk of EPS or agranulocytosis, is
often sedating & has a
moderate risk of metabolic syndrome

A

quetiapine (seroquel)

45
Q

This SGA is unique since it

is a partial agonist

A

aripiprazole (abilify)

46
Q

This SGA may cause side effects of sialorrhea, weight gain, sedation, anticholinergic effects, myocarditis, and a lower seizure threshold

A

clozapine (clozaril)