Primary vaginal Ewing sarcoma with uterine fibroid: A case report

Extra osseous Ewing sarcoma (ES), an uncommon malignant neoplasm, accounts for about 15% of Ewing sarcoma, which mainly affects paravertebral region, lower extremity, chest wall, retroperitoneum, pelvis, and hip. Here is a 54-year-old woman of primary vaginal Ewing sarcoma with uterine fibroid, which has been fewly known or reported. The patient was admitted to our hospital because of vaginal pain. Her uterus showed as parallel position and enlarged as about 3 months of pregnancy size. Magnetic resonance imaging (MRI) and ultrasonography (US) demonstrated 2 heterogeneous masses in the vagina and uterus, respectively. Ultrasound-guided puncture biopsy revealed a malignant tumor in the right lateral vaginal wall. The patient was treated by hysterectomy, bilateral salpingo-oophorectomy, and tumors excision, with the subsequent treatment of chemotherapy. The patient recovered well without local recurrence for >1 year. Primary vaginal Ewing sarcoma is extremely rare. The treatments of uterine fibroid include uterine artery embolization and surgical options, While wide local excision followed by adjuvant chemotherapy and/or radiotherapy should be recommended for the vaginal ES.