[Karyotype 49, XXXXY in an infant].
D000015:Abnormalities, Multiple / Q000175:diagnosis*; D000782:Aneuploidy; D003937:Diagnosis, Differential; D006801:Humans; D007223:Infant; D007621:Karyotyping; D007713:Klinefelter Syndrome / Q000175:diagnosis; D008297:Male; D012729:Sex Chromosome Aberrations / Q000175:diagnosis*
Caryotype 49, XXXXY chez un nourrisson.