De novo tandem duplication 17p11 leads to cen.
D002503:Centromere / Q000648:ultrastructure; D002675:Child, Preschool; D002869:Chromosome Aberrations / Q000235:genetics*; D002871:Chromosome Banding; D025063:Chromosome Disorders; D002902:Chromosomes, Human, 16-18; D005260:Female; D006801:Humans; D008607:Intellectual Disability / Q000235:genetics