Background Mental retardation is a developmental disability that first appears at children under the age of 18. About 5% of the mentally retarded population is affected by severe mental retardation. Approximately 20% of the population with mental deficience presents moderate mental retardation and about 75% have mild mental retardation. A very important factor that cause mental retardation of c...

one of the most difficult and the most common behavioral problems in people with mental retardation, from mild to severe, that adversely affect interpersonal behavior and unpleasant effect on people's moods and mental self. social skills is a process that individuals understand and predict the behavior of others and also control their behavior and regulate social interactions.quasi-experimental...

objective epilepsy is reported in 15-90% of the children with cerebral palsy (cp) but its clinical course is not well defined. we conducted a retrospective study on children with hemiparetic cp who were referred to pediatric neurology department of mofid hospital. the aim of our study was to evaluate the risk factors and prognosis of epilepsy in children with hemiparetic cp. materials & methods...

Two distinct types of idiopathic hypercalcaemia of infants have been recognized; a mild or simple type, in which recovery is said to be complete, and a severe type, which results in death or physical and mental retardation (Lightwood and Stapleton, 1953; Lowe, Henderson, Park and McGreal, 1954). Although most cases conform to one or other type, it has recently become apparent that the distincti...

Children with developmental delay or mental retardation (DD/MR) are commonly encountered in child neurology clinics, and establishing an etiologic diagnosis is a challenge for child neurologists. Among the etiologies, chromosomal imbalance is one of the most important causes. However, many of these chromosomal imbalances are submicroscopic and cannot be detected by conventional cytogenetic meth...

The present study examined the effects of age, gender, and causality on the perceptions of persons with mental retardation. Participants rated individuals with mental retardation using a semantic differential scale with three factors: activity, evaluation, and potency. Target individuals in each scenario varied on the variables of age (8, 20, 45), gender (male, female), and causality of mental ...

A 21 year old man with a family history of gout and neurological deficits, developed severe idiopathic congestive cardiomyopathy after a long history of typical gouty attacks and neurological abnormalities. Clinical and laboratory evaluations showed borderline mental retardation, ataxia, sensorineural deafness, marked hyperuricaemia, and excessive uric acid excretion in the presence of impaired...