Rett syndrome
Noun
Meaning
English Wikipedia has an article on:Rett syndromeWikipedia
Rett syndrome (uncountable)
(medicine) An inherited, neurological disease of (mostly female) children characterized by a small head and repetitive hand movements.
Examples
It has been argued that Rett syndrome is in fact a neurodevelopmental condition as opposed to a neurodegenerative condition.
In addition, although these conditions do not alter fertility per se, individuals with Rett syndrome or Aicardi syndrome rarely reproduce.
Onset occurs between 6 and 18 months of age. citation During this time there are subtle developmental deviations and early indicators of Rett syndrome.
Pontine noradrenergic deficits Brain levels of norepinephrine are lower in people with Rett syndrome citation (reviewed in citation ).
Rett syndrome affects one in every 12,500 female live births by age 12 years.
Rett syndrome is initially diagnosed by clinical observation, but the diagnosis is definitive when there is a genetic defect in the MECP2 gene.