title: Follow-up till age 3--4 of unselected children with sex chromosome abnormalities.
abstract: Follow-up examination of 15 unselected children with aneuploid sex chromosome abnormalities has been made till between the age of 2 1/2 and 5 years. The mental development of the 15 children was in all cases within the normal range, but there was a tendency to some differences compared with their siblings.
mesh_terms: D002657:Child Development; D002675:Child, Preschool; D005260:Female; D005500:Follow-Up Studies; D005817:Genetic Counseling; D006128:Growth; D006801:Humans; D007360:Intelligence; D007804:Language Development; D008297:Male; D009048:Motor Skills; D010553:Personality Development; D012729:Sex Chromosome Aberrations