This manual is intended to provide information leading to reliable assessment of vision and hearing capabilities of children considered to have dual sensory impairments. Ongoing sensory assessment is necessary to determine the extent of residual sensory abilities that should be considered in educational programming decisions and to determine any…

Vision assessment in multiply impaired children (ages 3-19, n=50) was studied by evaluating questionnaires completed by the psychological services responsible for determining their educational requirements. Relatively few conducted assessments of visual functioning but chose instead to determine level of visual impairment from medical,…

A set of developmental norm data for reflexive and voluntary visual-motor development was compiled, revised after extensive clinical use, and found to have highly significant interrater agreement. Use of the resultant Erhardt Developmental Visual Assessment is illustrated with a multiply handicapped three-year-old. (Author/JDD)

Techniques to assess the vision, hearing, and speech and language of multihandicapped children are briefly described. Interferences in normal vision functioning and development during infancy can be identified and intervention initiated early in the child's life. Obtaining an in-depth history from the parents is the first step. It is essential…