Clinical Trial: Longitudinal and Biological Study of Childhood Disintegrative Disorder

Study Status: Terminated
Recruit Status: Terminated
Study Type: Observational




Official Title:

Brief Summary:

OBJECTIVES:

I. Compare the developmental course (language acquisition, diagnostic stability, predictors of outcome, and restricted interests and behaviors) of childhood disintegrative disorder versus autism and non-autistic developmental delays.

II. Collect data on molecular genetics of proband and family members.