luteoma /lo̅o̅′tē·ō″mə/ pl. luteomas, luteomata [L, luteus + Gk, oma, tumor] , 1. a granulosa or theca cell tumor whose cells resemble those of the corpus luteum. 2. a unilateral or bilateral nodular hyperplasia of ovarian lutein cells, occasionally developing during the last trimester of pregnancy. Also called pregnancy luteoma.
