A Study of the Potential Risk Factors Linked to the Development of Severe Forms of Endometriosis

Inclusion Criteria: * The subject is a female aged between 18 and 41 years * The subject has undergone a laparoscopy or laparotomy for a benign gynecological indication excluding pregnancy, in the last 3 months * The subject's surgery showed either no visible endometriosis lesions or histologically confirmed endometriosis lesions: superficial endometriosis, endometrioma or deep infiltrating endometriosis * The subject has given a written informed consent prior to any study-related procedures Exclusion Criteria: * The subject is pregnant * The subject's surgery results showed evidence of malignancy * The subject has a mental condition rendering her unable to understand the nature, scope and possible consequences of the study, and/or with evidence of an uncooperative attitude