ICD-10-CM · Chapter 17 · Q00-QA1
Q51 Congenital malformations of uterus and cervix
Subcodes
Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.
| Code | Description | Billable |
|---|---|---|
| Q51..0 | Agenesis and aplasia of uterus | Yes |
| Q51..1 | Doubling of uterus with doubling of cervix and vagina | No |
| Q51..10 | Doubling of uterus with doubling of cervix and vagina without obstruction | Yes |
| Q51..11 | Doubling of uterus with doubling of cervix and vagina with obstruction | Yes |
| Q51..2 | Other doubling of uterus | No |
| Q51..21 | Complete doubling of uterus | Yes |
| Q51..22 | Partial doubling of uterus | Yes |
| Q51..28 | Other and unspecified doubling of uterus | Yes |
| Q51..3 | Bicornate uterus | Yes |
| Q51..4 | Unicornate uterus | Yes |
| Q51..5 | Agenesis and aplasia of cervix | Yes |
| Q51..6 | Embryonic cyst of cervix | Yes |
| Q51..7 | Congenital fistulae between uterus and digestive and urinary tracts | Yes |
| Q51..8 | Other congenital malformations of uterus and cervix | No |
| Q51..81 | Other congenital malformations of uterus | No |
| Q51..810 | Arcuate uterus | Yes |
| Q51..811 | Hypoplasia of uterus | Yes |
| Q51..818 | Other congenital malformations of uterus | Yes |
| Q51..82 | Other congenital malformations of cervix | No |
| Q51..820 | Cervical duplication | Yes |
| Q51..821 | Hypoplasia of cervix | Yes |
| Q51..828 | Other congenital malformations of cervix | Yes |
| Q51..9 | Congenital malformation of uterus and cervix, unspecified | Yes |
Last reviewed: September 2026