Ovarian Cystadenoma Watchlist (log in to enable) Retrieved 2021-01-18 Source Wikipedia Trials — Genes AKT1, BRCA1, LMNA, PADI4 Drugs — Interested in hearing about new therapies? Registered! Ovarian cystadenoma is a cystic benign tumor of the ovary. Two types are recognized: serous and mucinous.