Introduction: Fragile X syndrome (FXS) is one of the most prevalent genetic causes of developmental disability, representing the most frequent form of inherited severe cognitive deficit. The present study was undertaken to investigate FXS and its prevalence in moderate mentally retarded people in patients. Materials and methods: Nineteen people with moderate mental retardation (MR) who wer...

objectives: to investigate the effectiveness of resiliency training in improving the mother-child relationship between mothers and their children with mental retardation.  methods: this study employed an experimental design (pre-test, post-test) with the control group. the statistical population consisted of 52 mothers and their educable and mentally retarded children (3-12 years old) who were ...

We tested whether developmental coordination disorder (DCD) and mixed receptive expressive language disorder (RELD) are valid diagnoses by assessing whether they are separated from each other, from other childhood disorders, and from normality by natural boundaries termed zones of rarity. Standardized measures of intelligence, language, motor skills, social cognition, and executive functioning ...

We report two children with mild mental retardation and appreciable articulation difficulties whose mothers took phenobarbitone and phenytoin throughout their pregnancies. The speech difficulties in both children were due to malfunction of an anatomically normal palate.