background: previous researches have shown that children with autism spectrum disorder and mental retardation have some dysfunctions in attention and inhibition functions. the present study evaluated the performance of attention and response inhibition in autism spectrum disorders, mental retardation and normal children.  methods: the method of this study was ex post factor, so 15 children with...

Risk factors for mental retardation were studied prospectively in 12 000 children born in northern Finland in 1966 and followed to the age of 14 years. The number of untraced children was less than 2 per 1000. Altogether 326 children had an IQ less than 86, and the incidence of severe retardation (IQ less than 50) was especially high. An incidence figure for children with mental retardation, a ...

this is a discriptive study with the main goal to identify personal, pregnancy and delivery characteristics of mothers given birth to mentally retarded child. this study has been conducted in the rehabilitation center in tehran in 1994. a total of 150 women took part in this research, and the tool of was a check list which was completed by researcher through interview. the findings were illustr...

materials and methods a number of 100 patients with imr, normal karyotypes and negative fragile-x and metabolic tests were screened for subtelomeric abnormalities using mlpa technique. results nine of 100 patients showed subtelomeric abnormalities with at least one of the two mlpa kits. deletion in a single region was found in 3 patients, and in two different subtelomeric regions in 1 patient. ...

Mental retardation is a mental disability which also known as Intellectual Disability or retardation. characterized by significant limitations in intellectual functioning, adaptive behavior, including cognitive, social, and practical skills. SLB YPAC West Sumatra one of the special schools that prioritizes quality services for people with disabilities to increase independence. These need be car...

Osteochondrosis of the primary ossification centre of the patella (Köhler's disease) has been reported as a rare cause of anterior knee pain in children between 5 and 9 years of age. The aetiology remains unclear. This is the first case report presenting a late bilateral patellar osteochondrosis with unilateral involvement of the proximal pole in an 11-year old boy with documented growth retard...