Gangliocytic paraganglioma arising from mature cystic teratoma of the ovary.

Background: Gangliocytic paraganglioma is a rare neoplasm involving the small intestine, stomach, and spinal cord. Ovarian gangliocytic paraganglioma has not been reported in the medical literature.

Case: A 55-year-old caucasian woman underwent exploratory laparotomy, total abdominal hysterectomy, and bilateral salpingo-oophorectomy for evaluation of a persistent right adnexal mass.