Q85.9 Phakomatosis, unspecified

Instructional Notes:

Q85.9
Description: Phakomatosis, unspecified
Inclusion Term:
- Hamartosis NOS
↓
Q85
Description: Phakomatoses, not elsewhere classified
Exclude1:
- ataxia telangiectasia [Louis-Bar] (G11.3)
- familial dysautonomia [Riley-Day] (G90.1)
↓
Q80-Q89
Description: Other congenital malformations (Q80-Q89)
↓
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