Psychomotor retardation

Key Information

Appropriate Tests


Psychomotor development is abnormal from the time of birth.

See also Psychomotor regression

Additional information about genetic tests may be available in RCPA Catalogue of Genetic Tests and Laboratories.

Chromosomal abnormalities

  • Down syndrome

Cytogenetics - constitutional.

Clinical genetic syndromes

  • Fragile X syndrome

Molecular genetics and cytogenetic techniques are available at specialised centres for an increasing number of syndromes - consult pathologist.

See also Fragile X syndrome test

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