Article
Ring-X chromosomes: their cognitive and behavioural phenotype.
Annals of human genetics - 1 Jul 2000
Kuntsi J, Skuse D, Elgar K, Morris E, Turner C
Abstract excerpt
We tested the cognitive abilities and educational attainments of 47 patients with a ring X chromosome, to evaluate the extent to which these variables correlated with failure of r(X) inactivation and with mosaicism. We found possession of a r(X) chromosome was associated with an increased risk of significant learning difficulties, and with associated behavioural maladjustment, compared with 45,X Turner females....
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