Endometriosis and Brominated Flame Retardant (ENDOTOX Study)

Inclusion criterion for de cases : * Age : 18-45 years old * Deep endometriosis with or without endometriomas that need surgery (clinical examination, MRI, surgery) * Accessing to the omental and/or parietal adipose tissue * Non opposition of the patients for the samples collection and consent for the present study. Inclusion criterion for the controls : * Patients without any history of endometriosis and without suggestive symptomatology. Often patients operated for cesarean section. * Possible access to the adipose tissue of the omentum or abdominal wall Exclusion criterion for the cases : * Pregnancy * Death Exclusion criterion for controls : * Pregnancy * Death