Obstetric and Gynecological Nursing - The Carter Center

A double cervix has two separate cervices in one uterus
vaginal abnormalities also occur. The most common
abnormality is the presence of vaginal septa and some time
there is an absence of vagina.
Causes
A. Errors of sinus canalization
- Imperforated hymen
- Complete or paritial vaginal atresia
- Parital transvers membreane (occurs in the upper vagina)
B. Failure of re-canalization of the Mullerian ducts. This
will head to atresia of the upper vagina or of the cervix.
C. Failure of fusion of the mullerian ducts- Lead to a
double uterus, a double cervix and two vagina opening in to a
common vulva, or into two vulvae.
D. Failure of development of one or both mullerian ducts
- Absence of one duct- unicrnuate uterus with single
oviduct
- Incomplte development of one duct results in unicrnuate
uterus with two ducts
- Half or paricial of vagina (fuction normally)
- Absence of both -ducts means that neither oviducts nor
uterus is present
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