Microcystic stromal tumor of the ovary: report of 16 cases of a hitherto uncharacterized distinctive ovarian neoplasms

"These tumors, to date, have occurred over a wide age range in postpubertal females, are characteristically unilateral, and confined to the ovary at presentation. They represent, in addition to the sclerosing stromal tumor (segregated out 3 decades ago), a distinctive subtype of ovarian tumor, likely also belonging to the stromal category based on current evidence."