Pervasive Development Disorders Center

Pervasive development disorders (PPDs) are conditions involving developmental delays in children. There are five types of PDDs: autism, Asperger's syndrome, childhood disintegrative disorder, Rett's syndrome, and pervasive development disorders not otherwise specified (PDDNOS). Read more: Pervasive Development Disorders Article


Autism Signs in Children: What Is Autism Spectrum Disorder? See Slideshow

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