Unusual features of parovarian cysts. A report of two cases.

In two cases, parovarian cysts were well characterized by ultrasonography and presented with unusual clinical features. In one case the cysts were present bilaterally and associated with an arcuate uterus. In the other, histology of the cyst revealed a papillary serous cystadenoma. The lesion was also associated with an arcuate uterus.