Pervasive developmental disorders (PDDs) is an umbrella term used to
define a class of disorders.
Disorders included in this class are:
Children with pervasive developmental disorders (PDDs) have
difficulty in areas of social and emotional development, including:
The severity of PDD varies by individual. Severely affected children
are unable to function without significant help from parents and other
caregivers. Other children are mildly affected and can develop adequate skills
to lead independent lives as adults. Many children are affected at levels
somewhere between these two extremes.
Pervasive developmental disorders are present at birth. But the
signs of these disorders may not be noticed until later, usually during the
first 3 years of a child's life.
April 3, 2012
John Pope, MD - Pediatrics & Fred Volkmar, MD - Child and Adolescent Psychiatry
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