title: De novo translocation Down's syndrome: risk of recurrence of Down's syndrome.
mesh_terms: D000293:Adolescent; D000328:Adult; D001722:Birth Order; D002648:Child; D002675:Child, Preschool; D002869:Chromosome Aberrations; D002901:Chromosomes, Human, 13-15; D002904:Chromosomes, Human, 21-22 and Y; D004314:Down Syndrome / Q000235:genetics*; D005260:Female; D006801:Humans; D007621:Karyotyping; D008297:Male; D012306:Risk; D014178:Translocation, Genetic