[Case of a mentally retarded and polymalformed child whose karyotype shows the presence of a small mediocentric extra chromosome].
D000015:Abnormalities, Multiple; D002675:Child, Preschool; D002869:Chromosome Aberrations; D006801:Humans; D008607:Intellectual Disability / Q000235:genetics*; D007621:Karyotyping; D008297:Male
Observation d'un enfant débile mental et polymalformé dont le carotype montre la présence d'un petit extra-chromosome médiocentrque.