A member asked:

Pervasive developmental disorder for adults or kids?

4 doctors weighed in across 2 answers

Autism specrum disor: Autism, autism spectrum disorders and pervasive developmental dirsorder all enompass identical group of neurodevelopmental disorders, initially described by dr. Leo kanner and hans Asperger in 1943 and 1944, respectively. They are epigenetic disorders, caused by submicroscopic deletion or duplication of genes, also called copy number variation cnv. The gene expression is suppressed by environment.

Answered 3/11/2015

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Kids grow up: They are usually identified in childhood but the problems remain for their lifetime.

Answered 6/26/2017

645 views

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