Fertility sparing treatment in patients with endometrial cancer (FERT-ENC): a multicentric retrospective study from the Spanish Investigational Network Gynecologic Oncology Group (SPAIN-GOG).

Objective: The primary objective was to evaluate the response rate of conservative treatment for endometrial cancer, and the secondary objective was to assess oncological, fertility and obstetric outcomes in patients who underwent fertility preservation treatment.

Material And Methods: This multicentre, observational, retrospective study evaluated endometrial cancer patients who underwent fertility-sparing treatment in Spanish centres between January 2010 and January 2020. Seventy-three patients with stage IA endometrioid adenocarcinoma of the uterus were included in the study.