| Catalog ID | Diagnosis | Cell Type | Race | Age At Sampling | Sex | Affected | Family |
| GM03538 | ANEUPLOID CHROMOSOME NUMBER - TRISOMY 18 | Fibroblast | White | | Female | | |
| GM03623 | ANEUPLOID CHROMOSOME NUMBER - TRISOMY 18 | Fibroblast | Black/African American | | Female | | |
| GM00143 | ANEUPLOID CHROMOSOME NUMBER - TRISOMY 18 | Fibroblast | Black/African American | 3 MO | Female | | |
| GM01359 | ANEUPLOID CHROMOSOME NUMBER - TRISOMY 18 | Fibroblast | White | 4 WK | Male | | |
| GM02732 | ANEUPLOID CHROMOSOME NUMBER - TRISOMY 18 | Fibroblast | White | 4 DA | Male | | |
| GM02422 | ANEUPLOID CHROMOSOME NUMBER - TRISOMY 18 | Amniotic fluid-derived cell line | White | 16 FW | Female | | |
| GM03769 | ANEUPLOID CHROMOSOME NUMBER - TRISOMY 18 | Amniotic fluid-derived cell line | White | 16 FW | Male | | |
| GM00734 | ANEUPLOID CHROMOSOME NUMBER - TRISOMY 18 | Fibroblast | | 18 FW | Female | | |
| GM20912 | ANEUPLOID CHROMOSOME NUMBER - TRISOMY 18 | Fibroblast | White | 23 FW | Male | Yes | |