title: Juvenile granulosa cell tumor of the ovary.
abstract: Juvenile granulosa cell tumor of the left ovary occurring in a 21-year-old unmarried women was reported. This is a variety of granulosa cell tumor that is observed almost always in children and has a distinctive appearance. Histological patterns characteristic of this tumor are a relatively large follicles with thick walls and cavities, a disorderly mixture of granulosa and theca cells, a marked luteinization with lipid content, and a more malignant appearance with hyperchromatic and immature nuclei than in the adult forms. The prognosis, however, is said to be better than the latter.
mesh_terms: D000328:Adult; D000367:Age Factors; D005260:Female; D006106:Granulosa Cell Tumor / Q000473:pathology* / Q000601:surgery; D006801:Humans; D010051:Ovarian Neoplasms / Q000473:pathology* / Q000601:surgery; D011379:Prognosis