Autism Spectrum Disorders (ASD) - University of Florida自闭症谱系障碍（ASD）-佛罗里达大学.pptVIP

Autism Spectrum Disorders (ASD) Cara Kimberg, M.S. What is Autism? Four ways to “define” autism DSM-IV Parents with a child with autism Individuals with autism What we know (i.e. stereotypes of autism) Let’s take a look at each one to get a more comprehensive idea of this disorder DSM-IV criteria First, important to note that autism is a spectrum disorder characterized by: Impairments in social interaction Impairments in communication Presence of restricted, repetitive behaviors (RRBs) Spectrum = variability within and across these areas 1 in 150 children diagnosed with autism includes the entire spectrum DSM-IV criteria (continued) Umbrella term is really Pervasive Developmental Disorders (PDD) 5 different subtypes of PDD Autistic Disorder Asperger’s Disorder PDD-NOS Rhett’s Disorder Childhood Disintegrative Disorder Rhett’s Disorder (299.80) (A) All of the following: apparently normal prenatal and perinatal development apparently normal psychomotor development through the first 5 months after birth normal head circumference at birth (B) Onset of all of the following after the period of normal development: deceleration of head growth between ages 5 and 48 months loss of previously acquired purposeful hand skills between ages 5 and 30 months with the subsequent development of stereotyped hand movements (e.g., hand-wringing or hand washing) loss of social engagement early in the course (although often social interaction develops later) appearance of poorly coordinated gait or trunk movements severely impaired expressive and receptive language development with severe psychomotor retardation Facts about Rhett’s Disorder Complex neurological disorder Genetic in origin Primarily in girls Present at birth but more apparent during second year Second most common cause of severe learning disability in girls 1:10,000 to 1:23, 000 diagnosed Period of temporary regression including loss of communication skills, and purposeful hand movements Childhood Disintegr