what is a placental hemangioma
(Redirected from Placental hemangioma) Chorioangioma (Placental hemangioma) is a benign tumor of placenta. It is seen in approximately 0.5 to 1% pregnancies. It is most frequently diagnosed by ultrasonically in the second trimester of pregnancy. Large chorioangiomas are known to cause complications in pregnancy, while the smaller ones are asymptomatic.