<prompt> Call-Exner bodies are seen inYolk sac tumorGranulosa cell tumorHilus cell tumorBrenner tumor  <response>: GRANULOSA CELL TUMOR It is a sex cord stromal tumor that occurs at any age but most commony in postmenopausal woman 23rd. It is a virilizing tumor, produces estrogen, causing precocious puberty in prepubertal girls and endometrial hyperplasia, cystic disease of breast and endometrial carcinoma. These are potentially malignant tumors. The tumor cells are arranged in sheets punctuated by small follicle like structures filled with an acidophilic material, known as Call-Exner bodies. Classification of Ovarian Tumors 