Posts

Showing posts with the label gene

Facial Features Or Traits of Autism

People with autism have some facial similarities sometimes, especially in children. For example, high forehead, Low facial muscle tone, pale skin, ear slapping and wide eyes. Of course you can not diagnose autism or Asperger's just because of these facial traits, but, if 100 photos of faces are shown and ten of them were autistic, you could always pick up several. Some autistic individuals are also diagnosed with Fragile X Syndrome, which is a genetic condition involving changes in the long arm of the X chromosome. It causes a range of developmental problems including learning disabilities and mental retardation. And people suffered form Fragile X have dysmorphic facial features. This theory may explains why some autistic person are easy to recognize by facil traits, in the mean time, some have no visible physical characteristics of autism. Autism spetrum is complex, including AS, Hyperlexia, Landau-Kleffner, PDD-NOS, Rett, Williams Syndrome, Fragile X Syndro...