| Relevance | Code | Description |
|---|---|---|
| Q91.6 | Trisomy 13, translocation | |
| Q91 | Trisomy 18 and Trisomy 13 | |
| Q91.7 | Trisomy 13, unspecified | |
| R29.713 | NIHSS score 13 | |
| Z3A.13 | 13 weeks gestation of pregnancy | |
| Q91.4 | Trisomy 13, nonmosaicism (meiotic nondisjunction) | |
| Q91.5 | Trisomy 13, mosaicism (mitotic nondisjunction) | |
| R40.241 | Glasgow coma scale score 13-15 | |