| Q92.0 | Whole chromosome trisomy, nonmosaicism (meiotic nondisjunction) | BILLABLE CODE |
| Q92.1 | Whole chromosome trisomy, mosaicism (mitotic nondisjunction) | BILLABLE CODE |
| Q92.2 | Partial trisomy | BILLABLE CODE |
| Q92.5 | Duplications with other complex rearrangements | BILLABLE CODE |
| Q92.6 | Marker chromosomes | NON-BILLABLE CODE |
| Q92.61 | Marker chromosomes in normal individual | BILLABLE CODE |
| Q92.62 | Marker chromosomes in abnormal individual | BILLABLE CODE |
| Q92.7 | Triploidy and polyploidy | BILLABLE CODE |
| Q92.8 | Other specified trisomies and partial trisomies of autosomes | BILLABLE CODE |
| Q92.9 | Trisomy and partial trisomy of autosomes, unspecified | BILLABLE CODE |
