Neurodevelopmental Disorders

Question 1

What types of neurodevelopmental disorders are defined in ICD 11?

Answer 1

Intellectual disabilities
Communication disorders
Autism spectrum disorder
Attention deficit hyperactivity disorder
Specific learning disorder
Motor disorders (DCD/dyspraxia, tic disorders, stereotypic movement disorders)
Other neurodevelopmental disorders from TBI, neurotoxins, genetic syndromes

Question 2

What are the criteria for Tourette’s?

Answer 2

Both vocal and physical tics
Over one year
Before age 18

Question 3

What measures are used to assess intellectual disability?

Answer 3

IQ and adaptive function

Question 4

What are the core features of autism spectrum disorder?

Answer 4

Communication deficits
Deficits in social interaction (reciprocity/empathy)
Restricted/repetitive interests and behaviours

Question 5

What is the prevalence of autism?

Answer 5

1%

Question 6

What’s the male to female ratio of autism?

Answer 6

4:1 male but possible under diagnosis in females

Question 7

What is the prevalence of comorbid psychiatric disorder in autism?

Answer 7

79% one or more
41% two or more
7% bipolar with psychotic features
8% schizophrenia or other psychotic disorder

Question 8

What percentage of young people meet the criteria for diagnosis?

Answer 8

3-5%
M:F 2:1