Developmental Disorders

1
Developmental Disorders
2
Determining what truly is abnormal

• Developmental critical periods

3
Attention Deficit/Hyperactivity Disorder

• Clinical Description
• Two clusters of symptoms
• Inattention
• Hyperactivity
• impulsivity

4
ADHD

• Statistics
• 3-5 in all children
• 4-1 boys to girls
• 75 continue to have problems through adolescence
• 10 clinical disorder as an adult

5
ADHD

• Psychological co-morbidity
• 50 meet criteria for conduct disorder
• 25 have an emotional disorder
• 20 have a learning disorder

6
Possible etiological contributions

• Biological
• Frontal cortex and basal ganglia
• Right hemisphere
• Toxins
• Psychological and Social
• Behavioral Disinhibition Hypothesis

7
Treatment for ADHD

• Biological
• Psychological

8
Learning Disorders

• Reading Disorder
• Dyslexia
• Mathematics Disorder

9
Learning Disorders

• Prevalence
• Possible etiological contributions
• Biological
• Neurological factors
• Toxins
• malnutrion

10
Mental Retardation

• Prevalence
• Degrees
• Etiology

11
Autism

• Clinical Presentation
• Impairment in social interactions
• Impairment in communication
• Restricted behavior, interests, and activities

12
Autism

• Prevalence
• 2 to 5 per 10,000 people

13
Autism

• Possible etiological contributions

14
Aspergers Disorder

• Similar to autism, but no delay in
• language development
• self-help skills
• cognitive faculties
• More common in males

15
Retts Disorder

• developmental regression beginning before age of
  4
• Progressive
• Chronic communicative/behavioral problems
• Other signs
• Deceleration of head growth
• Loss of hand skills
• Stereotyped hand movements
• Only reported in females