D13 ring chromosome syndrome.
A case of ring D13 chromosome, confirmed by trypsin banding, is described. Reviewing 21 cases from published reports, the most common features of this syndrome are microcephaly and associated mental retardation, poor uterine growth, deformed auricles, hypertelorism, epicanthus, broad nasal bridge, and genital defects in males.
D001789:Blood Group Antigens; D002675:Child, Preschool; D002869:Chromosome Aberrations / Q000175:diagnosis*; D025063:Chromosome Disorders; D006801:Humans; D008607:Intellectual Disability / Q000209:etiology; D007621:Karyotyping; D008297:Male; D008831:Microcephaly / Q000209:etiology; D013577:Syndrome; D013737:Testis / Q000002:abnormalities
D001789:Blood Group Antigens