A (4;21) translocation, unbalanced, 46 chromosomes. Repository identification No. GM-98.
D002869:Chromosome Aberrations; D002904:Chromosomes, Human, 21-22 and Y; D002905:Chromosomes, Human, 4-5; D006801:Humans; D007223:Infant; D007621:Karyotyping; D008297:Male; D014178:Translocation, Genetic