In the pelvis, three different forms of endometriosis must be considered: 1) peritoneal endometriosis; 2) ovarian endometriosis and 3) rectovaginal septum endometriosis.
Donnez, J., Jadoul, P., Donnez, O., & Squifflet, J.-L. (1997). Laparoscopic excision of rectovaginal and retrocervical endometriotic lesions. In Jacques Donnez (ed.), Atlas of operative laparoscopy and hysteroscopy (p. p. 63-76). Informa Healthcare. https://hdl.handle.net/2078.5/258108