Endometrial stromal sarcome – rare uterine tumor. A case report and literature review

Endometrial stromal sarcoma (ESS) is uncommon uterine malignant tumor and makes approximately 0.2 % of all gynecological malignancies. It is the rarest tumor in the group of mesenchymal uterine tumors. Diagnosis may be difficult, since differentiation between several soft-tissue uterine neoplasms such as highly cellular leiomyoma, cellular endometrial polyp, low-grade Mullerian carcinosarcoma and adenomyosis is tricky. Treatment is surgical, hysterectomy and bilateral adnexectomy is obligatory, the role of lymphadenectomy is still controversial. Since ESS is hormone dependent tumor, hormone therapy as adjuvant therapy can be taken into consideration. In this article we present a 57-yearold patient, clinically asymptomatic, with peculiar TV ultrasound feature, and ESS diagnosed on patho-histologically after operation due to presumed benign diagnosis