title: Abnormalities of chromosome 18 in a girl with mental retardation and autistic disorder.
abstract: Structural autosome defects have rarely been described in autism. In this report, the authors describe the association of autism and mental retardation in a girl with mosaicism for a duplication of the long arm of chromosome 18 and a deletion of the short arm of chromosome 18.
authors.affiliation: Department of Child Psychiatry, University of Michigan, Ann Arbor 48109-0390.
authors.forename: M
authors.initials: M
authors.lastname: Ghaziuddin
authors.forename: S
authors.initials: S
authors.lastname: Sheldon
authors.forename: L Y
authors.initials: LY
authors.lastname: Tsai
authors.forename: N
authors.initials: N
authors.lastname: Alessi
mesh_terms: D000293:Adolescent; D001321:Autistic Disorder / Q000150:complications / Q000235:genetics*; D002869:Chromosome Aberrations; D002872:Chromosome Deletion; D002887:Chromosomes, Human, Pair 18; D005260:Female; D006801:Humans; D008607:Intellectual Disability / Q000150:complications / Q000235:genetics*; D007621:Karyotyping; D009030:Mosaicism; D011569:Psychiatric Status Rating Scales; D016728:Self-Injurious Behavior / Q000150:complications