Wolf-Hirschhorn syndrome (WHS) is a rare chromosomal disorder caused by terminal deletion of the short arm of chromosome 4. The clinical picture includes growth retardation, severe mental retardation, characteristic “Greek helmet” like face, seizures and midline defects in the brain, heart, palate and genitalia. Recently-used molecular techniques increase the number of diagnosed cases due to th...

background & objective : there are over 3 million mental retarded all over the world. so that promotion of oral and dental health of these patients is one of the major challenges in every society. this study was conducted to determine the periodontal treatment needs for these patients in tabriz institutes.   materials & methods : three hundred and eighty six mental retarded patients between 4 t...

introduction: congenital hypothyroidism is the most common cause of mental retardation in the world. the presence of hypothyroidism in fetal is lead to abnormalities in major organs, including nervous system and central skeleton. aim of this study was to investigate epidemiologic situation of neonatal hypothyroidism in ilam province between 2005 -2011. materials and methods: this was a cross-se...

Fragile sites /Chromosomal aberrations play a role in the etiology of mental retardation and other associated complications. Since Down syndrome is the most common genetic cause of mental retardation, the present study was done to evaluate the effect of fragile sites on sys-temic diseases and growth and developmental pattern among them. Human lymphocyte cell culture with folate free medium show...

A person with moderate mental retardation would, in a western country, be "diagnosed" early on in life. Consequently, such a child is likely to be sent for special education. Given the high level of job requirements, such a person is unlikely to be employed in the open market later in life. Mental retardation is one of the most frequent disabilities in most studies, mental retardation is found ...

ABSTRACT beta-Adrenergic blockers appear to be effective in the management of verbal aggression, physical aggression, or self-injurious behavior associated with mental retardation and other developmental disorders. However, methodological limitations of the available studies make it difficult to judge the value of these treatments. Optimal doses for treating patients with mental retardation or ...

This experimental study investigated whether computer games help in teaching Mathematics to children with mental retardation and whether computer games help equally both boys and girls. The quasi-experimental two-group pre & post test design was used for the study. The results obtained through ANCOVA were in favor of Computer games for both boys and girls. However, boys seemed to benefit more f...

Future residential plans and placement preferences of 340 mothers of adult children with mental retardation living at home were examined and findings from a 3-year follow-up discussed. Four subgroups of families were compared based upon residential plans and preferences for continued home residence for the next 2 years. Significant group differences were found for background characteristics, ma...