syndromic intellectual disability pervasive developmental disorder hereditary disease monogenic epilepsy obsolete motor stereotypies X-linked syndromic intellectual disability CDKL5 disorder 2018-06-29T18:32:48Z https://github.com/monarch-initiative/mondo/issues/202 https://github.com/monarch-initiative/mondo/issues/5588 CDKL5-related disorder NORD:904 CDKL5 MONDO:0100039 CDKL5 Deficiency Disorder CDKL5 inherited genetic disease CDKL5 disorder A monogenic disease that has material basis in mutation in the CDKL5 gene. GARD:0026021 inherited genetic disease caused by mutation in CDKL5