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Mental retardation - Symptom

Symptoms:

Continued infantile behavior
Decreased learning ability
Failure to meet intellectual developmental markers
Inability to meet educational demands at school
Lack of curiosity

Note: Changes to normal behaviors depend on the severity of the condition. Mild retardation may be associated with a lack of curiosity and quiet behavior. Severe mental retardation is associated with infantile behavior throughout life.

Signs and tests:

Abnormal Denver developmental screening test
Adaptive behavior score below average
Development way below that of peers
Intelligence quotient (IQ) score below 70 on a standardized IQ test

Reviewed last on: 11/12/2007
Rachel A. Lewis, M.D., F.A.A.P., Columbia University Pediatric Faculty Practice, New York, NY. Review provided by VeriMed Healthcare Network.

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Mental retardation - Symptom

Symptoms:

Signs and tests: