Table 1.

Most frequent pelvic localization of DIE

Site	Frequency (%)
Pouch of Douglas/retrocervical	55–60
Uterosacral ligaments	32–57
Recto-vaginal septum	20–48
Bowel (overall) Rectum Recto-sigmoid junction Sigmoid Cecum/appendix Small bowel	16–35 30–40 25–30 15–20 5 5
Bladder	5–8
Sacral nerves	3–5

References no. [12, 18, 37, 46, 53]