title: An unusual karyotype in a patient with signs suggestive of Down's syndrome.
mesh_terms: D000328:Adult; D002869:Chromosome Aberrations; D002903:Chromosomes, Human, 19-20; D003878:Dermatoglyphics; D004314:Down Syndrome / Q000235:genetics*; D005260:Female; D006801:Humans; D007621:Karyotyping