Q93.82 Williams syndrome

Instructional Notes:

Q93.82
Description: Williams syndrome
↓
Q93.8
Description: Other deletions from the autosomes
↓
Q93
Description: Monosomies and deletions from the autosomes, not elsewhere classified
↓
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