<unk> s are benign ovarian neoplasms that are sex cord-stromal tumours.
They are typically estrogen-producing and they occur in older women (mean age 59; 84% after menopause).
Grossly, the tumour appears solid and yellow, and tumour cells are large with abundant lipid-filled cytoplasm.
Sixty percent of patients present with abnormal uterine bleeding, and 20% have endometrial carcinoma.
Thecoma
Sebaceoma
Syringoma
Pilomatricoma
Cylindroma
Hamartoma
Spiradenoma
Apudoma