[A single D chromosome in ring form in a 2-year-old girl with mental retardation].
D000015:Abnormalities, Multiple / Q000235:genetics*; D002675:Child, Preschool; D002869:Chromosome Aberrations / Q000175:diagnosis*; D025063:Chromosome Disorders; D002901:Chromosomes, Human, 13-15; D003394:Craniofacial Dysostosis / Q000235:genetics; D003582:Cytogenetics; D005260:Female; D006801:Humans; D008607:Intellectual Disability / Q000235:genetics*; D008831:Microcephaly / Q000235:genetics; D009667:Nose Deformities, Acquired / Q000235:genetics
Jedan hromosom D u obliku prstena u dvogodisnje devojcice sa mentalnom retardacijom.