Sentinel Lymph Node in Early Ovarian Cancer

Inclusion Criteria

• •Informed consent signed previously to performing any procedure related to the clinical trial.
• •Patients who are women 18 years of age or older at the moment of the randomization.
• •Patients with anatomopathological diagnosis of malignant ovarian tumor in a deferred study proposals for staging surgery or patients with suspicious tumor of malignancy who are going to be subjected to exploratory lapaotomy or laparoscopy and operative biopsy, and in the case this is positive, surgery of staging will be performed .