The healthcare system is reluctant to diagnose mental retardation any earlier than school age even as late as 13.
Is the sub average intellectual functioning of an I.Q of approximately 75%
Using diagnostic criteria set forth in manuals such as DSM and ICD. Assessments involve tests of intelligence such as the WISC, WJ, PTONI, and DTLA. Concurrent deficits in adaptive behavior are also required for the diagnosis. Mental retardation is a developmental disorder. Therefore, it is diagnosed early in life.
Steven B. Coker has written: 'Developmental delay and mental retardation' -- subject(s): Child Development Disorders, Developmental disabilities, Diagnosis, Mental retardation, Therapy
Generally speaking, mental disabilities such as the antiquated term retardation are diagnosed anytime before the age of 18. Specifically though, it is possible to reach a diagnosis as early as 24 months.
Overstudy does not cause mental retardation.
A complete medical, family, social, and educational history is compiled from existing medical and school records (if applicable) and from interviews with parents.
TThere are quite high as it comes in different types of mental retardation.
Exposure to lead can also cause mental retardation.
literature review on mental retardation with reference
diagnosis and management of epilepsy and other seizure disorders. It is also used to assist in the diagnosis of brain damage and diseases such as strokes, tumors, encephalitis, mental retardation, and sleep disorders.
Mental retardation has different levels. There is Mild intellectual disability; moderate intellectual disability; severe intellectual disability; and Profound intellectual disability.https://www.floridahospital.com/mental-retardation-mr/symptoms-and-signs-mental-retardation
The two conditions are not at all related. Autism does not cause mental retardation.