Fifty males with the fragile X [fra (X)] syndrome, which we consider synonymous with the
Martin‐Bell syndrome, were identified by a chromosome analysis of patients with�…

We provided a controlled test of the hypothesis that individuals with the Martin‐Bell or
Fragile X [fra (x)] syndrome are more autistic than mentally retarded control individuals. A�…

We have evaluated 62 fragile X syndrome [fra (X)] individuals (55 males and 7 females) with
different degrees of developmental disabilities that were clinically non‐progressive and non�…

Determined whether there is an association between autism and the marker X chromosome,
since the fragile-X (Fra-X) syndrome may be a common genetic syndrome associated with�…

Ten patients with the fragile X syndrome were diagnosed at the Child Development Unit in
1982. Six of these patients are autistic and demonstrate similar profiles on three evaluations�…

We present two women with the fragile X syndrome (Martin‐Bell syndrome) and autism. Both
are mentally retarded, one mildly and one severely. Cytogenetic studies showed a high�…

We collected data on growth, psychomotor development, speech and language
development, and intellectual function on a cohort of 100 males with the fragile X�…

In this study a further analysis of the psychological profile in the prepubertal fragile (X)(fra
(X)) male was performed. The results of the psycho‐diagnostic examination of 23 fra (X)�…

We screented 183 autistic males for the fra (X) and found 24 (13.1%) to be positive. Adding
the subjects of this study to those of 11 other surveys, of which 6 were positive and 5 were�…

A 6-year-old mentally retarded child presented with a clinical picture consistent with the
diagnosis of childhood autism. Chromosomal studies revealed a male karyotype with�…