Autism There is an extremely high association between<unk>  and autism. Approximately 20% of autistic children have<unk> , making it the most common physical characteristic of autism. People who present both<unk>  and autistic characteristics usually also show signs of hyperactivity as a major symptom. However, there is no definitive evidence that autism is the primary cause/result of<unk> . Since most children with<unk>  also have autism, the goal of treatment for MEG is focused on managing the signs and symptoms associated with autism. Other associations * Achondroplasia * Beckwith–Wiedemann syndrome * Neurofibromatosis type 1 (NF1) * Tuberous sclerosis (TS) * Klippel–Trenaunay–Weber syndrome * Epidermal naevus syndrome
Megalencephaly
Schizencephaly
Hemihydranencephaly
Microhydranencephaly
Hydranencephaly
Holoprosencephaly
Lissencephaly
Microlissencephaly