Extras Flashcards

1
Q

What is the definition from ICD-10 of a hallucination?

A

a false sensory perception in the absence of an external stimulus

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2
Q

What is a hypnagogic hallucination?

A

Experienced vivid auditory or visual hallucinations which occur when transitioning from wakefulness to sleep, they are fleeting in duration and may occur in anyone

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3
Q

what is an obsession?

A

an unwanted intrusive thought, image or urge that repeatedly enters the person’s mind

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4
Q

what is a compulsion?

A

repetitive behaviours or mental acts that the person feels driven to perform

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5
Q

what are risk factors for OCD?

A

-family history
-age: peak onset is between 10-20 years
-pregnancy/postnatal period
-history of abuse, bullying, neglect

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6
Q

what is ERP, used in the treatment of OCD?

A

a psychological treatment which involves exposing a patient to an anxiety provoking situation and then stopping them engaging in their usual safety behaviour

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7
Q

how long should you continue someone with OCD on SSRI if this has been effective?

A

continue for at least 12 months to prevent relapse and allow time for improvement

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8
Q

how does the dose of SSRI compare from depression to OCD?

A

much higher doses used in OCD, and may take longer to see an initial response

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9
Q

what is conversion disorder?

A

it typically involves loss of motor or sensory function
the patient doesn’t consciously feign the symptoms (factitious disorder) or seek material gain (malingering)

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10
Q

what drugs increase the risk of serotonin syndrome in a patient currently on an SSRI?

A

triptans and MAOi

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11
Q

what antidepressant would you give to someone on warfarin or heparin instead of an SSRI (bleed risk)?

A

mertazapine

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12
Q

what other drug would need to be prescribed alongside an SSRi for someone currently taking an NSAID?

A

PPI- due to increased risk of GI bleeding

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13
Q

when should patients be reviewed after starting an antidepressant?

A

after 2 weeks.
However, patients under the age of 25 or at increased risk of suicide should be reviewed after 1 week

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14
Q

how should you stop taking an SSRI, why?

A

slowly reduce the dose over 4 weeks to reduce risk of discontinuation syndrome

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15
Q

what is russell’s sign?

A

calluses on the knuckles and back of the hand from self-induced vomiting

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16
Q

what are negative symptoms in schizophrenia?

A

incongruity/blunting of affect
anhedonia
alogia (poverty of speech)
avolition (poor motivation)
social withdrawal

17
Q
A
18
Q

What is the mainstay treatment for personality disorders?

A

Dialectical behaviour therapy

19
Q

What does EMDR stand for and what disorder is it used to treat?

A

Eye movement desensitisation and reprocessing
PTSD

20
Q

Which SSR has the highest risk of discontinuation syndrome?

A

Paroxetine

21
Q

What is a way of differentiating avoidant and schizoid personality disorder?

A

Both are more isolated and reluctant to engage in social situations however in avoidant PD there is a strong desire to have social contact. Whereas in schizoid they aren’t interested

22
Q

What is the difference between somatisation and hypochondrial disorder?

A

With somatisation there is recurrent physical symptoms without an organic cause but in hypochondrial disorder there is a preoccupation with having or acquiring a certain serious illness

23
Q

What is Othello syndrome?

A

Patients hold the delusional belief that their partner is cheating on them

24
Q

What is cotards syndrome?

A

Patients believe that parts of their body are dead or decaying

25
Q

What is capgras syndrome?

A

When patients believe that a friend or relative has been replaced by an exact double

26
Q

How does stopping smoking affect clozapine levels in the blood?

A

Smoking cessation increases clozapine levels

27
Q

Should paroxetine be used in pregnancy?

A

Should be avoided unless benefits outweigh risks as paroxetine can lead to increased risk of congenital malformations