Q92.0 Whole chromosome trisomy, nonmosaicism (meiotic nondisjunction)
Instructional Notes:
-
Q92.0
Description: Whole chromosome trisomy, nonmosaicism (meiotic nondisjunction)
↓
-
Q92
Description: Other trisomies and partial trisomies of the autosomes, not elsewhere classified
Exclude1:
- trisomies of chromosomes 13, 18, 21 (Q90-Q91)
Include:
- unbalanced translocations and insertions
↓
-
Q90-Q99
Description: Chromosomal abnormalities, not elsewhere classified (Q90-Q99)
Exclude2:
- mitochondrial metabolic disorders (E88.4-)
↓
-
Q00-Q99
Description: Congenital malformations, deformations and chromosomal abnormalities
Exclude2:
- inborn errors of metabolism (E70-E88)
Notes:
- Codes from this chapter are not for use on maternal records