Factors affecting the development of a taxonomy of psychopathology for children with mental retardation are considered, along with the following diagnostic areas to address: stereotypic behavior and self-injury, autism, organic brain syndromes, and pervasive developmental disorders. Using data from multivariate studies and findings related to…

This study performed a factor analysis of the Developmental Behavior Checklist (DBC) with 531 children and adolescents with mental retardation. The DBC is intended to assess psychopathology in youth with mental retardation. Findings indicated substantial overlap with the factor analyses of the scale's developers and high levels of internal…

Psychological, neuroanatomical, and neurochemical parallels are drawn between autistic disorder (AD) and obsessive-compulsive disorder (OCD) based on a case report of fluvoxamine treatment.The implications of this case of coincident AD and OCD are discussed with respect to nosology, pathophysiology, and treatment. (Author/JDD)

Teachers and parents completed the Autism Behavior Checklist (ABC) for 17 congenitally blind children (ages 4 to 11). The modified format ABC completed by teachers detected three of four children with pervasive developmental disorder without any false positives. (Author/SW)

Types of psychiatric and behavioral disturbances were reviewed for 169 preschoolers with developmental disabilities admitted to a psychiatric inpatient unit. Differences were found in the proportion of some diagnoses and behavior problems across cognitive functioning level and across age; 72 percent had 1 or more medical diagnoses. (Author/SW)