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Q51.4 Unicornate uterus
BackQ51Congenital malformations of uterus and cervixCategory10 →Q51.0Agenesis and aplasia of uterusCategoryQ51.1Doubling of uterus with doubling of cervix and vaginaCategory2 →Q51.10Doubling of uterus with doubling of cervix and vagina without obstructionCategoryQ51.11Doubling of uterus with doubling of cervix and vagina with obstructionCategoryQ51.2Other doubling of uterusCategory3 →Q51.21Complete doubling of uterusCategoryQ51.22Partial doubling of uterusCategoryQ51.28Other and unspecified doubling of uterusCategoryQ51.3Bicornate uterusCategoryQ51.4Unicornate uterusCategoryQ51.5Agenesis and aplasia of cervixCategoryQ51.6Embryonic cyst of cervixCategoryQ51.7Congenital fistulae between uterus and digestive and urinary tractsCategoryQ51.8Other congenital malformations of uterus and cervixCategory2 →Q51.81Other congenital malformations of uterusCategory3 →Q51.810Arcuate uterusCategoryQ51.811Hypoplasia of uterusCategoryQ51.818Other congenital malformations of uterusCategoryQ51.82Other congenital malformations of cervixCategory3 →Q51.820Cervical duplicationCategoryQ51.821Hypoplasia of cervixCategoryQ51.828Other congenital malformations of cervixCategoryQ51.9Congenital malformation of uterus and cervix, unspecifiedCategory
CategoryCODABLE
Q51.4
Unicornate uterus
EXAMPLES
Unicornate uterus with or without a separate uterine horn
Uterus with only one functioning horn
Uterus with only one functioning horn
- Chapter
- XVII · Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders
- Section
- Q50-Q56
- Valid from
Source
CMS ICD-10-CM Tabular List, edition FY2026.