Article
A clinical, cytogenetic and familial study of 307 mentally retarded, institutionalized, adult male patients with special interest for fra(X) negative X-linked mental retardation.
Clinical genetics - 1 Jun 1991
Haspeslagh M, Fryns J P, Holvoet M, Collen G, Dierck G, Baeke J, van den Berghe H
Abstract excerpt
In this study we report the results of a systematic etiological, clinical genetic study in 307 institutionalized mentally retarded adult males. Special attention is paid to the nosology of X-linked mental retardation. During the survey 63 males with one or more 'Martin Bell'-like features were identified in whom repetitive fragile Xq27-3 screenings were negative. In 13 of them, belonging to 9 different families,...
Topics
- Adult
- Belgium
- Chromosome Aberrations
- Chromosome Disorders
- Chromosome Mapping
- Fragile X Syndrome
- Genetic Testing
- Hospitals, Psychiatric
- Humans
- Incidence