XXXY chromosomal abnormality in a child.
D002675:Child, Preschool; D005145:Face / Q000002:abnormalities; D006130:Growth Disorders; D006801:Humans; D008607:Intellectual Disability; D007621:Karyotyping; D008297:Male; D011859:Radiography; D011884:Radius; D012729:Sex Chromosome Aberrations; D013580:Synostosis / Q000000981:diagnostic imaging; D014457:Ulna