DLG3 and X-linked non-syndromic intellectual disability: Notably, this patient also carries a hemizygous maternally inherited DLG3 variant, which is not currently listed in the SFARI database but is classified in ClinVar as likely pathogenic/variant of uncertain significance (https://www.ncbi.nlm.nih.gov/clinvar/variation/224095/ (accessed on 5 May 2025)), associated with X-linked intellectual disability 90.