Giant congenital urethral polyp.

A case of giant congenital urethral polyp on a female newborn is reported. The lesion appeared as a large fleshy, exuberant tumor at the introitus between the labia minora. The mass was constituted by orderly arranged layers of transitional and squamous epithelium outside and loose connective tissue and smooth muscle in its core. The patient was treated by simple excision of the lesion.