umls-concept:C1510586 | skos:definition | MSH: Wide continuum of associated cognitive and neurobehavioral disorders, including, but not limited to, three core-defining features: impairments in socialization, impairments in verbal and nonverbal communication, and restricted and repetitive patterns of behaviors. (DSM, 1994),NCI: A spectrum of developmental disorders that includes autism, Asperger syndrome, and Rett syndrome. Signs and symptoms include poor communication skills, defective social interactions, and repetitive behaviors. | lld:umls |