阴道斜隔综合征(oblique vaginal septum syndrome,OVSS)是先天性阴道发育的畸形之一,其基本特点是隔膜起源于两宫颈之间,斜行附着于一侧阴道壁,阻挡了该侧宫颈的通路。除双阴道畸形外,多数伴有双宫颈、双子宫及阴道闭锁侧的先天性肾缺如[1]。我们报道1例核磁共振成像MRI成功诊断阴道 Occult vaginal septum syndrome (OVSS) is one of congenital vaginal deformities, its basic characteristic is that the diaphragm originated between the two cervix, oblique line attached to one side of the vaginal wall, blocking the side of the cervix path. In addition to double vaginal deformity, the majority accompanied by double cervix, double uterus and vaginal atresia congenital kidney deficiency [1]. We report 1 case of magnetic resonance imaging MRI successfully diagnosed vagina