4: Autism spectrum disorder Flashcards Preview

Psychiatry Week 4 2018/19 > 4: Autism spectrum disorder > Flashcards

Flashcards in 4: Autism spectrum disorder Deck (22)
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1

What is the presentation of ASD?

Triad of communication problems, difficulty with social interactions and inflexibility of thought/imagination

Plus repetitive behaviours (e.g movements, speech tics)

2

When does ASD typically present?

3

What are some genetic diseases causing presentations which mimic ASD?

Down's syndrome

Fragile X syndrome

many more

4

What is a disorder, defined as having an IQ < 70 and a lack of function, which mimics ACD?

Learning disability

5

What are some disorders which come under the umbrella term ASD?

Asperger's syndrome (most common cause of autism)

Rett's syndrome (neurodevelopmental disease)

Childhood autism ...

6

In terms of communication problems re: autism, what does lack of reciprocity mean?

Narrow interests predominate their conversations, difficulty changinthe subject

7

In conversation, what may "go over the heads" of autistic people?

Jokes

Sarcasm

Metaphors

8

People with autism struggle to make and sustain ___.

relationships

9

Why may patients with autism appear self-focused and unempathetic?

Difficulty understanding social situations

10

Patients with autism have a lack of ___ in their thoughts and ideas.

flexibility

can't think from other perspectives, think abstractly, plan ahead

11

Patients with autism have a need for daily ___ and repetition.

routines

repetition

12

What is the prevalence of ASD?

1-2% of the population

13

ASD is more common in (boys / girls).

boys

ratio to girls is 5:1

14

Which hormones are thought to be involved in the development of ASD?

Sex hormones

most likely testosterone

15

Which vaccine has been proven NOT to cause autism?

MMR vaccine

but some still believe that it does

16

Why is autism thought to have a genetic component?

High concordance (90%) in monozygotic twins

17

Which odd sensory disturbances can be seen in autism?

Hyper or hypoawareness to sensory stimuli

18

Which brain structures are thought to be affected in ASD?

Frontal lobe

Amygdala

Cerebellum

19

Ideally, ASD should be diagnosed when?

In childhood

so prompt management can be put in place

20

What can be used to help diagnose ASD?

Child health history, collateral history from relatives

Screening tools

21

ASD is managed using lifestyle changes and drugs only for ___ treatment.

symptomatic treatment only

22

Which antipsychotic can be used to manage aggression in patients with ASD?

Risperidone