OBJECTIVE To describe the chromosomal alterations in patients with mental retardation (MR) using G-banding karyotype analysis. METHOD A retrospective study of the results G-banding karyotype analysis of 369 patients investigated for MR was performed. Based on the structural rearrangements found, the authors searched all chromosomal regions related with breakpoints, and these were compared wit...

objectives: the aim of present study was determining the level of satisfaction and its relative factors among parents of mentally retarded children using the services of private rehabilitation centers. methods: this was a descriptive-analytical study that was conducted on parents of 150 mentally retarded children, who were selected by quota sampling from eight private rehabilitation centers in ...

Here we report on two pairs of mildly to moderately mentally retarded brothers with marfanoid habitus and similar craniofacial changes. They had a long and narrow face, small mandible, high-arched palate, and hypernasal voice, as previously reported by Lujan et al (Am J Med Genet 17:311-322, 1984) in four mentally retarded males of a large kindred. The present data suggest the existence of a sp...

OBJECTIVE To study the frequency of chromosomal abnormalities in severely mentally retarded Iraqi patients. Secondly, to determine the types of chromosomal abnormalities that play a major role in the causation of mental retardation and to compare our results with those reported elsewhere. METHODS Twenty-one patients with severe mental retardation were subject to chromosomal analysis. The lymp...

Abstract Creating suitable classrooms that can meet the educational needs of mentally-retarded students is vitally important. The present study explores the effect of three physical characteristics of classroom environment on the creativity of educable mentally-retarded children: window view, window size, and classroom size. The participants, one hundred 9-to-11-year-old girl students, took th...