Endometrioid adenocarcinoma of the rectovaginal septum: A case report / 中南大学学报(医学版)

Primary endometrioid adenocarcinoma of the rectovaginal septum is rare. Its pathogenesis is not clear and there is no standard treatment. One patient with endometrioid adenocarcinoma of the rectovaginal septum arising from deep infiltrative endometriosis was admitted to Qingdao Municipal Hospital. The patient presented with incessant menstruation and abdominal distension. She had bilateral ovarian endometriotic cystectomy 6 years ago. Imaging findings suggested a pelvic mass which might invade the rectovaginal septum. Pathological results of primary surgery confirmed endometrioid carcinoma of the pelvic mass arising from the rectovaginal septum. Then she had a comprehensive staged surgery. Postoperative chemotherapy was given 6 times. No recurrence or metastasis was found during the 2-year follow-up. The possibility of deep infiltrating endometriosis and its malignant transformation should be considered in the differential diagnosis of a new extragonadal pelvic lesion in a patient with a history of endometriosis, which would avoid misdiagnosis and missed diagnosis.

Cervical heterotopic pregnancy: A case report / 中南大学学报(医学版)

Heterotopic pregnancies are rare and difficult to be diagnosed early. A patient with combined intrauterine pregnancy and cervical pregnancy was admitted in Qingdao Municipal Hospital in 2019. The patient complained of abnormal vaginal bleeding after menopause and was misdiagnosed as simple intrauterine pregnancy. She underwent artificial abortion and suffered intraoperative hemorrhage. To stop bleeding, she received the treatment of uterine artery embolization immediately. Afterwards, cervical residual pregnancy tissues started necrosis, blood β-human chorionic gonadotropin level and the cervix appearance gradually returned to normal. This report suggests that cervical heterotopic pregnancy inclines to be mis diagnosed. Correct diagnosis should be made as soon as possible. Selective uterine artery embolization is an effective measure to prevent and treat massive bleeding.