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Rett syndrome

Pronunciation: ret

Definition:

  1. a pervasive developmental disorder characterized by the development of several specific deficits after an apparently normal prenatal and perinatal period, including deceleration in head growth, loss of purposeful hand skills with deterioration into stereotypical hand movements, impairment in expressive and receptive language, and significant psychomotor retardation;
  2. a DSM diagnosis that is established when the specified criteria are met.
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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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