Endometriosis is a benign disease of the female genital tract that is characterized by the presence of ectopic endometrial tissue, and may diffusely manifest in pelvic implants and localizedly, as in ovarian endometrioma. It is a chronic disease and difficult to diagnose. 1 Ovarian endometriomas are cystic masses with chocolate-like content, 2 found in 17%-44% of patients diagnosed with endometriosis. 3 Although endometriosis is considered a benign condition due to its normal histology, molecular data strongly demonstrate that