VP12.12: Uterus didelphys with obstructed hemivagina and renal agenesis

35-year-old patient, G3C1A1 with no significant medical history. At the 20-week scan, female fetus was diagnosed an isolated unilateral left renal agenesis. A meticulous follow-up performed at 28 weeks, observing a cystic mass in retrovesical space, measuring 8x5cm without Doppler uptake and located on side. The anal sphincter bowel lopps were normal. Follow-up carried out 32 36 weeks uterine malformation suspected, 13x7cm. Our assumption that bilobar represented distended vagina uterus filled fluid; therefore, working diagnosis didelphys hydrocolpos due to blind hemivagina. We MRI 34 confirmed of OHVIRA syndrome. week 41 patient had vaginal delivery 3690g newborn. Postnatal ultrasound we made prenatally. baby is now ten months old has adequate development function. Hydrometrocolpos involves dilation as result fluid accumulation obstruction genital tract. Although prenatal hydrometrocolpos early gestation, most cases are described third trimester pregnancy or after birth. image can be highly variable, from mild whose delayed until puberty, severe requiring surgical intervention neonatal period. currently recognised valuable tool for fetal imaging. In this case, it contributed confirm already suspected. Early will let us achieve treatment before menarche, avoiding complications, such cyclic abdominal pain, pelvic inflammatory disease endometriosis. Please note: publisher not responsible content functionality any supporting information supplied by authors. Any queries (other than missing content) should directed corresponding author article.