About The Medical Condition Mental Retardation

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Find the definition of the medical term Mental Retardation. Mental Retardation defined and explained for easy understanding at the Medical Conditions from ClusterMed.info.

Mental Retardation

Mental Retardation Medical Condition Defined & Explained
Mental Retardation Medical Condition

What's The Definition Of The Medical Condition Mental Retardation?

Subnormal intellectual functioning which originates during the developmental period. This has multiple potential etiologies, including genetic defects and perinatal insults. Intelligence quotient (IQ) scores are commonly used to determine whether an individual is mentally retarded. IQ scores between 70 and 79 are in the borderline mentally retarded range. Scores below 67 are in the retarded range. (Joynt, Clinical Neurology, 1992, Ch55, p28)

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