the 46 , xx,21q+ karyotype was confirmed in fetal skin fibroblast cultures ( skin biopsy specimens obtained during induced abortion ) , namely , partial trisomy for the distal part of the long arm ( 13q22 ) of chromosome 13 translocated to chromosome 21 , as a result of inherited unbalanced variant of maternal translocation , was demonstrated .
C1521075
21q
C0008664
chromosome 21