They include conditions which have been referred to as perceptual handicaps, brain injury, minimal brain dysfunction, dyslexia,
developmental aphasia, etc... they do not include learning problems which are due primarily to visual, hearing, or motor handicaps, to mental retardation, emotional disturbance or to environmental deprivation.»
Some of these problems include
Developmental Verbal Dyspraxia, Epileptic
Aphasia Syndrome, and Semantic - Pragmatic Disorder.