the tetrasomy is due to an isochromosome 9p while the trisomies are due in one case to an intrachromosomal duplication present in lymphocytes but not in fibroblasts , two are secondary to translocations with chromosomes 22 and 13 respectively , and one is a mosaic with a cell line with an additional deleted chromosome 9 present in lymphocytes and fibroblasts .
C1515492
9p
C0008672
chromosome 9