Abnormal nonverbal communication, such as problems with eye contact, facial expressions, body postures, or gestures
Failure to develop peer relationships
Being singled out by other children as "weird" or "strange"
Lack of spontaneous seeking to share enjoyment, interests or achievements with others (a lack of showing, bringing, or pointing out objects of interest to other people)
Markedly impaired expression of pleasure in other people's happiness
Inability to return social or emotional feelings
Inflexibilty about specific routines or rituals
Repetitive finger flapping, twisting, or whole body movements
Unusually intense preoccupation with narrow areas of interest, such as obsession with train schedules, phone books, or collections of objects
Preoccupation with parts of whole objects
Repetitive behaviors, including repetitive self-injurious behavior
Signs and tests:
Physical, emotional, and mental evaluations are usually performed to rule out other causes.
Review Date: 5/11/2004
Reviewed By: Samuel Blackman, M.D., Department of Pediatrics, Cincinnati Children's Hospital Medical Center, Cincinnati, OH. Review provided by VeriMed Healthcare Network.
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