title: [The incidence of constitutional chromosome aberrations].
abstract: The incidence of constitutional chromosomal abnormalities in livebirths has been estimated at 0.62% from 7 surveys pooling 45,183 newborns. The repartition of these abnormalities is reported and compared to the incidence observed in spontaneous abortuses, perinatal deaths and in normal adults.
mesh_terms: D000022:Abortion, Spontaneous; D000328:Adult; D002869:Chromosome Aberrations; D005260:Female; D005313:Fetal Death; D005828:Genetics, Population; D006801:Humans; D007231:Infant, Newborn; D007621:Karyotyping; D008297:Male; D011247:Pregnancy; D012729:Sex Chromosome Aberrations / Q000453:epidemiology; D014314:Trisomy
vernacular_title: La fréquence des aberrations chromosomiques constitutionelles