Definition: Autism Spectrum Disorder (ASD) encompasses a range of conditions marked by challenges in social skills, repetitive behaviors, speech, and nonverbal communication.
Prevalence: Estimated to affect 1 in 36 children and 1 in 45 adults in the United States.
Characteristics
Diverse Manifestations: No single type of autism; each individual has unique strengths and challenges.
Speech abilities vary (some are nonverbal)
Intellectual abilities differ
Support needs range from significant to minimal
Diagnosis
Age of Diagnosis: Typically diagnosed around age 5, with signs emerging by age 2 or 3.
Diagnostic Criteria: Defined by DSM-5-TR into three levels based on required support.
Co-occurring Conditions
Common conditions include:
ADHD
Anxiety and depression
Gastrointestinal disorders
Seizures and sleep disorders
Gender Differences
Boys diagnosed more frequently than girls.
Girls often have subtler symptoms, leading to underdiagnosis.
Adults may mask symptoms, complicating diagnosis.
Long-term Considerations
Lifelong Condition: Needs change over time, requiring varying levels of support.
Early Intervention: Can significantly impact skills and outcomes.