The parents of a retarded child have a serious problem, which merits the best thought of their physician. Many physicians have little interest in the problem and do not bring to these parents such aid as is possible. This situation is unfortunate.
It is not within the province of this article to consider the differential diagnosis of mental retardation. There is need for caution in diagnosing mental deficiency in the child who has a sensory handicap, such as deafness, a motor handicap, such as spastic paralysis, or a handicap in a special type of learning, such as reading disability. A false diagnosis of feeblemindedness is a serious mistake. A physician will be less likely to find himself in embarrassing error if he will avail himself, if possible, of the services of an adequately trained clinical psychologist in treatment of all patients with suspected mental retardation, except perhaps the grossest. Moreover,