Sex chromatin in mental retardation
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Eighteen female and twenty-four male subjects with mental retardation of undetermined etiology were studied. The incidence of chromatin positivity among male mental defectives was found to be 4.2 per cent. The incidence of chromatin two positivity among female mental defectives was 5.5 per cent. None of the female patients with mental retardation was chromatin negative.
KeywordsMental Retardation Gonadal Dysgenesis Mental Deficiency Buccal Epithelial Cell Kasturba Medical College
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- Barr, M. L. (1960). In Recent Advances in Clinical Pathology. ed. Dyke. Series III p. 334,Churchill, London.Google Scholar
- Maclean, N., Mitchell, J. M., Harnden, D. G., Williams, J., Jacobs, P. A., Buckton, K. A., Baikie, A. G., Court Brown, W. M., Mebride, J. A., Strong, J. A., Close, H. G., and Jones, D. C. (1962). A survey of sex chromatin abnormalities among 4514 mental defectives, Primary microorchisism as seen in mentally handicapped children.Ibid. 1, 293.PubMedCrossRefGoogle Scholar
- Mosier, D., Scott, L. W., and Cotter, L. H. (1960). The frequency of positive sex chromatin pattern in males with mental deficiency.Pediatrics,25, 281.Google Scholar