<unk> s are a class of<unk>  characterized by a resemblance to endometrium/ endometrial carcinoma, and over a third of cases have focal squamous differentiation.
Endometrioid tumor
Endometrioma
Endometrial stromal tumour
Ovarian fibroma
Corpus luteum cyst
Seminoma
Pelvic lipomatosis
Piloleiomyoma