PMC4926541_01
A 40-year-old female with a known bicornuate uterus and twin pregnancy. Transvaginal ultrasonography demonstrates a transverse cross-sectional view of a bicornuate uterus with a viable intrauterine pregnancy in the right horn (thick arrow on the left of the image) and a molar gestation in the left horn (thin arrow on the right of the image).
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PMC4926541_01_JCIS-6-26-g002.jpg
F1
An ultrasound examination performed during the current pregnancy demonstrated a 13 week viable intrauterine pregnancy in the right horn of the bicornuate uterus, and abnormal appearing placental tissue with focal hydropic changes most consistent with a hydatidiform mole present in the left horn [Figure 1].