Psychosis and Schizophrenia Flashcards Preview

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Flashcards in Psychosis and Schizophrenia Deck (37):
1

What is a psychotic episode?

When an individual experiences a different reality to the rest of the world/people around you

2

How long can a psychotic episode last?

Anything from days to months

3

How do psychotic episodes begin?

Can begin quickly or gradually

4

Do patients have insight in a psychotic episode?

No

5

How do pts experiencing a psychotic episode present?

Usually via the police, a CPN/other community MH professional, or by concerned family member

Basically not usually via the GP

6

What 4 key things are part of a psychotic episode?

Hallucinations
Delusions
Formal Thought Disorder
Disorders of self

7

What is it important to find out with a psychotic patient?

If the cause is organic or functional

8

What organic problems can cause a psychotic episode?

Dementia
Delerium
Infections
Endocrine disturbance
Temperal lobe epileps

9

Define schizophrenia

Disorder/group of disorders characterised by psychotic epiodes (positive symptoms) and negative symptoms

10

What are the 3 types of functioning psychosis?

Schizophrenic
Manic
Depressive

11

What are the three patterns to psychotic episodes that a person can experience?

-One off
-Recurrent episodes with normal periods in between
-Episode(s) -> personality changes and recurrent episodes

12

What is the prevalence of schizophrenia?

1% of general population

13

Which demographic groups is schizophrenia more common in?

Afro-caribbean
Identical twins
Users of illicit drugs

14

What essentially is a psychosis?

Experiencing a different reality to everyone else, and unaware that what they are experiencing is abnormal.

15

Define a delusion

Fixed firmly held belief in things which are not true, and go against the persons own (usual) beliefs

16

What kinds of delusions can a person experience?

Guilt, erotomanic, grandiose, persecutory, hypochondriacal, and delusions of reference

17

Define a delusion of guilt.

Patient feels great amounts of guilt at minor things they may have done

18

Define a erotomanic delusion

Belief that people are in love with you

19

Define a grandiose delusion

Belief that you are a very importnt/famous person e.g. royalty or Christ

20

Define a persecutory delusion

The belief that people are persecuting you/out to get you

21

Define a hypochondriacal delusion

The belief that they have a terrible illness

22

Define a delusion of reference

Believing that every day events have some massive significance, blowing coincidences out of proportion

23

Define a hallucination

Perception in the absence of external stimulus

24

What are the most commonly experienced hallucinations?

Auditory and tactile

25

What is thought broadcasting?

Thinking that everyone can hear your thoughts

26

What is thought insertion?

Thinking that other people's thoughts are becoming implanted in your brain, thoughts/dreams are not your own

27

What kind of symptoms will pts with schizophrenia experience?

Positive and negative symptoms, occuring sometimes at the same time and sometimes not

28

What are the positive symptoms of schizophrenia?

Delusions, hallucinations, formal thought disorder, disorders of self (thought insertion/withdrawal)

29

What are the negative symtpoms of schizophrenia?

Lack of will and interest
Social isolation
Living in their own world

30

How long must a pt have had symptoms to diagnose schizophrenia? How many symptoms?

1 month/28 days

One or more clear cut, or 2+ mild positive symptoms, or one or more with a negative symptom

31

What should all schizophrenia pts have done?

A risk assessment. Stupid question really, should do a risk assessment in all psych patients.

32

If a pt is low risk, where should we refer them?

Psychosis service

33

Who starts antipsychotic treatment in schizophrenics?

Consultant psychiatrist

34

What is first line for treatment of achizophrenia?

Try on a course of oral antipsychotics and offer CBT

35

How do antipsychotics work?

Block function of dopamine receptors, as well as other receptors

36

What are the 2 types of antipsychotic?

Typical and atypical/1st gen and 2nd gen

37

What are the typical antipsychotics?

Haloperidol
Chlorpromazine
Piperazine