A key characteristic of Autistic Spectrum Disorders (ASD) is their heterogeneity. Autistic children have an extensive range of functional ability, behavioral issues, family situations, individual needs and idiosyncratic interests, making generalizations about intervention and treatment all but impossible. In addition, autistic children may have co-occurring disorders such as mental retardation ...

how to cite this article: hakim shoushtari m, ghalebandi mf, tavasoli a, pourshams m. kleine-levin syndrome in an 8 year old girl with autistic disorder does autism account a primary or secondary cause? iran j child neurol. autumn 2015;9(4):61-64. abstract objective kleine–levin syndrome (kls) is a rare disorder with an unknown etiology. autism spectrum disorder is characterized by various degr...

Autism is a neurodevelopmental behavioral disorder with unknown etiology characterized by impairment of social contact and communication, restricted and repetitive interest and behaviors. The aim of the current study is to explore possible role of Brain-derived neurotrophic factor (BDNF) and serum myelin basic protein (MBP) auto-antibody in autism spectrum disorders. The study was conducted at ...

background  autistic spectrum disorder (asd) is a neurodevelopmental disorder. there is a large quantity of evidence which point towards a positive correlation between autism and mitochondrial disorders (md). in addition to that, several published reports, indicate that people with neurological disorders exhibit pathological signs of mitochondrial disorders and vice versa. screening for underly...

Autistic spectrum disorders (ASD) are common neurobehavioral syndromes characterized by deficits in social interactions, impaired communication skills and repetitive stereotypic behaviours expressed by 3 years of age (1). Recent studies of these disorders indicate a strong genetic component but specific aetiologies and pathogeneses are usually unknown (1–3). Concordance for ASD is 90% in identi...