Trisomy 18 and Trisomy 13 (Q91)

ICD-10 Index
- Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  - Chromosomal abnormalities, not elsewhere classified (Q90-Q99)
    - - Q91 - Trisomy 18 and Trisomy 13 NON-BILLABLE CODE
      - Q91.0 - Trisomy 18, nonmosaicism (meiotic nondisjunction) BILLABLE CODE
      - Q91.1 - Trisomy 18, mosaicism (mitotic nondisjunction) BILLABLE CODE
      - Q91.2 - Trisomy 18, translocation BILLABLE CODE
      - Q91.3 - Trisomy 18, unspecified BILLABLE CODE
      - Q91.4 - Trisomy 13, nonmosaicism (meiotic nondisjunction) BILLABLE CODE
      - Q91.5 - Trisomy 13, mosaicism (mitotic nondisjunction) BILLABLE CODE
      - Q91.6 - Trisomy 13, translocation BILLABLE CODE
      - Q91.7 - Trisomy 13, unspecified BILLABLE CODE