Dr. Michael Alessandri answers the question: 'What is PDD-NOS?' Oct. 23, 2008 -- Question: What is pervasive developmental disorder -- not otherwise specified (PDD-NOS)? Answer: Pervasive ...

In the four years I worked at the University of Pennsylvania (1999-2003), I directed a randomized controlled clinical trial assessing the effectiveness of a brief cognitive therapy intervention for ...

Dr. Alessandri answers the question: 'PDD-NOS vs. Pervasive Dev. Disorder?' Oct. 23, 2008 -- Question: How does PDD-NOS differ from pervasive developmental disorder? Answer: PDD-NOS differs ...

Purpose: A genetics evaluation of children with pervasive developmental disorders (PDDs) identifies a diagnosis in 6% to 15% of cases. However, previous studies have not measured the incidence of ...

Is there a way to eliminate the confusion between autism and pervasive developmental disorder not otherwise specified (PDD-NOS)? It is often more difficult to obtain services for children in ...

There are hundreds of questions floating around about PDD like What are Pervasive Developmental Disorders?, Is there any treatment?, and What is the prognosis?. In this article we try to answer some ...

Pervasive developmental disorders (PDD) refers to a group of disorders characterized by delays in the development of socialization and communication skills. Parents can spot symptoms of the disorder ...