Endometriosis is a ‘’hormone-sensitive’’ disease. The disease is ‘’dependent’’ on oestrogens, as we observe raised levels of oestrogens as well as changes in the oestrogen receptors of women with endometriosis1. We also observe ‘’progesterone resistance’’ as a result of dysfunction of its receptors2. Apart from the dependence on oestrogens and the progesterone resistance, patients with endometriosis present higher levels of…