Autism Spectrum Disorder
Very little is know about the cause of these
disorders let alone much else
Very mysterious disability
Includes 5 different types
Autistic disorder
Asperger’s disorder
Rett’s disorder
Childhood disintegrative disorder
Pervasive development disorder
Autistic disorder
Characteristics
Severe developmental disability
Noticed at young age
Poor social interactions
Language development is impaired
Rigid behavior
Asperger’s Disorder
Characteristics
Severe often lifelong impairments in social interactions Development of repetitive patterns of behavior
Restricted areas of interest and activities
Not as severe as autism in language, cognition, and self help skills
Less prevalent types of ASD
Rett’s disorder
Genetic deficit, effecting primarily girls
Rapid deterioration or behavior, language and useful hand movement
Mental retardation and seizures
Childhood disintegrative disorder
Rare
Develops typical in 3-15 yr old
Quick loss of language, social, motor, toileting skills
Pervasive developmental disorder
Vague and used to describe children who resemble autistic or asperger’s disorder but differ in a diagnostically significant way
Primary Behavior Characteristic of ASD
Interaction with other People
Have a reduced ability to understand and make use of the basic rules that deal with social exchange
Rules are unwritten and include: speech, gestures, posture, movement, eye contact, choice of clothing, closeness to others, and other aspects as well.
The lack of these cues looks different at all ages
Infants don’t recognize familiar faces, toddlers and older children don’t turn to parents when hurt and are not typically affectionate
As they progress into school, these children don’t make friends easily and are often ridiculed
Asperger’s: Children with asperger’s have a less severe
interaction problem
Talk at people in a rude and blunt way without realizing it
Characteristics continued
Communication Skills – affect all ASD students the severity
varies
Autistic – involve expressive and receptive language
Some repeat all or parts of what they hear
Others are monotonous
Gestures, body movements, and eye contact are infrequent
Problem understanding spoken language
Asperger’s – have problems understanding figurative language
Figurative language is used quite frequently and would make situations awkward for the student Very literal
Characteristics continued
Repetitive, Stereotypical, and Ritualistic Behavior
Interfere with everyday life
Rocking, spinning , arm flapping, finger flicking
May cling to string, repeatedly flush a toilet, spend lots of time putting toys up in a specific pattern,
Asperger’s
Intense interest in things such as: weather patterns, maps , telephone books, schedules for anything from trains to TV shows.
These behaviors could be done for a variety of reasons:
To reduce anxiety
Experiments for cause and effect
Attention
Escape a situation
Secondary Behavior
Age of Onset
Autism - Characteristics must be present before 3 yrs of age
Can be distinguished as early as 6-8 months of age
Diminished visual attention
Do not respond to own name
Asperger’s - Diagnosed at a later age like between 5 and 11 yrs of age
Intellectual functioning – below average IQ but range is from
super to profound mental retardation
Self-Injurious behaviors – head banging, punching,
scratching, biting
More common in autism than in asperger’s
Causal Factors of ASD
Although the cause is not known for certain, it is thought that
the main cause are