If your child has a developmental expressive language disorder (DELD), they might have difficulty remembering vocabulary words or using complex sentences. For example, a 5-year-old with DELD might ...
The Williams–Beuren syndrome (WBS) locus, at 7q11.23, is prone to recurrent chromosomal rearrangements, including the microdeletion that causes WBS, a multisystem condition with characteristic ...