[Unusual karyotype in a phenotypically normal mother and her 21 trisomic daughter].
D000328:Adult; D002869:Chromosome Aberrations; D002906:Chromosomes, Human, 6-12 and X; D004314:Down Syndrome; D005260:Female; D006801:Humans; D007621:Karyotyping
Caryotype inhabitueal chez une mere phenotypiquement normale et chez son enfant trisomique 21.