Q92.61 Marker chromosomes in normal individual

Instructional Notes:

Q92.61
Description: Marker chromosomes in normal individual
↓
Q92.6
Description: Marker chromosomes
Inclusion Term:
- Trisomies due to dicentrics
- Trisomies due to extra rings
- Trisomies due to isochromosomes
- Individual with marker heterochromatin
↓
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