A<unk>  is a form of a congenital malformation where the<unk>  cavity is partitioned by a longitudinal<unk> ; the outside of the uterus has a normal typical shape. The wedge-like partition may involve only the superior part of the cavity resulting in an incomplete<unk>  or a subseptate uterus, or less frequently the total length of the cavity (complete<unk>  and the cervix resulting in a double cervix. The septation may also continue caudally into the vagina resulting in a "double vagina".
Uterine septum
Vaginal septum
Arcuate uterus
Ectopic decidua
Circumvallate placenta
Couvelaire uterus
Uterine inversion
Bicornuate uterus