MONDO_0020541 (maligant granulosa cell tumor of ovary) is an aggressive granulosa cell tumor that arises from the ovary and metastasizes to other anatomic sites. Also known as: adult ovarian granulosa cell tumor, adult ovarian granulosa cell tumour, cancer of granulosa cell, granulosa cell cancer, granulosa cell malignant tumor, granulosa cell malignant tumour, malignant granulosa cell neoplasm, malignant granulosa cell neoplasm of ovary.